Kabbalistic Numerology: Methods and the Meaning of Numbers

What Is Gematria?

Gematria is a method of Jewish exegesis that assigns numerical values to Hebrew letters and seeks hidden meanings in words and names by summing those values. The term appears in rabbinic literature as early as the second century CE. By tradition, words with equal gematria are considered symbolically linked, and in Kabbalah this technique became one of the principal tools for interpreting sacred texts.

The modern concept of "Kabbalistic numerology" is a Western adaptation of gematria and Kabbalistic correspondences, shaped largely by Agrippa and the occult orders of the nineteenth and twentieth centuries. It is important to distinguish it from Kabbalah as a religious-mystical tradition within Judaism.

Origins and History

Isopsephy and the Precursors of Gematria

The practice of assigning numerical values to letters predates Judaism. According to Aristotle (384–322 BCE), isopsephy — the numerical value of letters according to the Milesian system — was part of the Pythagorean tradition founded by Pythagoras of Samos in the sixth century BCE. The Milesian system was officially adopted in Egypt under Ptolemy II (284–246 BCE).

The earliest documented evidence of gematria as such is an Assyrian inscription of Sargon II (eighth century BCE): the wall of Khorsabad was built to 16,283 cubits "in accordance with the numerical value of his name." The first attestations of Hebrew letters used as numerals date to 78 BCE.

Analogues of gematria exist in other cultures: abjad in Arabic script, akshara-sankhya in Devanagari, and isopsephy in languages using Greek and Cyrillic scripts.

Gematria in Rabbinic Literature

The word "gematria" (Hebrew: גימטריה) is first recorded in the 29th of Eliezer ben Jose ha-Gelili's 32 hermeneutic rules (c. 200 CE). There he gives the classic example: the name "Eliezer" = 318 (א=1, ל=30, י=10, ע=70, ז=7, ר=200). This value reconciles Genesis 14:14, where Abraham has 318 servants, with the legend that he was served by a single servant.

The etymology of the term is disputed. Some scholars trace it to Greek γεωμετρία ("geometry," in the sense of arithmetic); others, to a permutation of γραμματεία, from γράμμα ("letter") or γραμματεύς ("scribe"). In English the word has been known since the seventeenth century, via translations of Pico della Mirandola. Numerical gematria is not mentioned in the Bible (Tanakh) itself.

The method is used especially widely in Kabbalah for texts in Hebrew and Aramaic; its flourishing is associated with Ashkenazi mystics of the twelfth and thirteenth centuries.

Kabbalah and Christian Kabbalah

Kabbalah (Hebrew: קַבָּלָה — "reception, acceptance; tradition") is a religious-mystical, occult, and esoteric current within Talmudic Judaism that emerged in the twelfth century and spread in the sixteenth century. Kabbalists claim access to hidden knowledge — a divine revelation they believe is encoded in the Torah. The foundational texts of the tradition are the Sefer Yetzirah, the Bahir, and the Zohar (first printed edition of the Zohar: Mantua, 1558).

Scholars distinguish speculative (theoretical) and practical (applied, magical) Kabbalah; by tradition, the founder of practical Kabbalah is Isaac Luria (the Ari, d. 1572, Safed).

At the turn of the fifteenth and sixteenth centuries, Kabbalah penetrated the Christian world: Pico della Mirandola, Johann Reuchlin, and Heinrich Cornelius Agrippa (1486–1535) created Christian Kabbalah — a synthesis of Kabbalistic ideas with Western arithmancy. It was Agrippa who, in De Occulta Philosophia, unified both traditions. His Latin arithmantic code (A=1…I=9, K=10…S=90, T=100…) is described in 1532 (J=600, U=700); John Dee drew on Agrippa in Monas Hieroglyphica (1564).

The Method of Gematria

Basic Principle

The gematria of a word is the sum of the numerical values of its constituent letters. By tradition, words with equal gematria are symbolically (covertly) connected: the identity of the numerical values of things points to the identity of their essence. The canonical example — gematria 358 — is shared by נחש ("serpent"), משיח ("messiah"), קורבן ("sacrifice"), and מחודש ("renewed").

Classic examples from the Talmud and Scripture:

• Tractate Sanhedrin 38a: יין ("wine") = 70 (י=10, י=10, ן=50) equals סוד ("secret"; ס=60, ו=6, ד=4) — hence the saying "wine entered, a secret came out," a parallel of the Latin in vino veritas.
• "Satan" (השטן) = 364: according to tractate Yoma 20a, Satan is granted 364 days a year out of 365 to accuse.
• חי ("chai," "alive") = 18, so 18 is a lucky number in Jewish tradition.
• According to the Jewish Encyclopedia: הכסף ("money," Esther 3:11) = 165 = העץ ("gallows") — a hint at Haman's fate; the 613 commandments of the Torah are derived through gematria with letter substitution (400+200+9+4).
• The number 666 in Revelation corresponds to the gematria of the Hebrew transliteration of the Greek name "Nero Caesar"; 888 is the isopsephy of the Greek name "Jesus"; the 153 fish in John 21:11 are also linked to gematria.

A "collateral number" (kollel) may be added to the result: for instance, הודה and ידאה each give 611, and adding the number of words yields 613.

Calculation Methods

The standard method is mispar hechrachi (absolute value): the 22 letters are assigned values 1–9, 10–90, and 100–400. Alongside it exist numerous other methods; most are enumerated by Moses Cordovero, and the manuscript Ms. Oxford 1,822 describes 75 forms of gematria. The main methods include:

• Mispar gadol — final letters (sofit) receive values 500–900;
• Otiyot be-milui — based on the full names of letters (alef = 111);
• Mispar katan — dropping zeros;
• Mispar siduri — letters are assigned 1–22 in order;
• Mispar prati — squares of the values;
• Mispar kidmi — sums based on preceding letters;
• Mispar katan mispari — reducing the sum to a single digit, analogous to Western reduction;
• Kollel — adding the number of words.

Letter transformations include atbash (first letter ↔ last: א↔ת, ב↔ש, and so on), albam, achbi, and others. An example of atbash in the Bible itself is "Sheshach" (Jeremiah 25:26; 51:41) for "Babylon." Some authors enumerate up to 231 ciphers, corresponding to the "231 mystical gates" of the Sefer Yetzirah.

Table of Numerical Values of Hebrew Letters

In the Jewish numeral system, the 22 letters of the alphabet function as digits with values from 1 to 400; there is no zero, and the system is additive rather than positional. The letter-number designations were borrowed from the Greeks (the Milesian system) and entered Jewish usage by the second century BCE. In modern Israel, letter-numbers are used almost exclusively for calendar dates and numbering lists — like Roman numerals in the West.

Values of 500–900 are written as combinations (ת"ק = 500, etc.) or by final letters: ך=500, ם=600, ן=700, ף=800, ץ=900. Letter-numbers are marked with a geresh (׳) and gershaim (״). Numbers 15 and 16 are written as ט"ו (9+6) and ט"ז (9+7) to avoid combinations י"ה (10+5) and י"ו (10+6), which resemble the name of God — a convention that arose in the Middle Ages. Combinations that read as a word with a negative meaning are sometimes rearranged — for example, 744 (תשמ"ד, "you shall be destroyed").

Numbers and Their Meanings in the Kabbalistic Tradition

The meanings of the numbers 1–9 in the Kabbalistic tradition do not form as neat a system as in Pythagorean numerology. They are significant primarily as letter values and as elements of structures. One is alef, the first letter; in Agrippa's "scale of unity," yod is "the simplest letter," a one-letter name of God. Three is connected to the three mother letters of the Sefer Yetzirah; Agrippa relates that God "poured himself out first into the number three, then into the number ten, as into ten ideas." Four is the number of the Tetragrammaton, the four-letter name of God. Seven is the sacred number of the week and of creation. For the remaining single-digit numbers, no standalone Kabbalistic interpretations are attested in verified sources; their meaning is revealed through letter correspondences.

Special numbers:

Connection to Kabbalah: Sefirot, the Sefer Yetzirah, and the Names of God

Sefirot

Sefirot is a fundamental concept in Kabbalah, introduced, by tradition, by the author of the Sefer Yetzirah: originally ten primary "digits," later ten stages of emanation from Ein Sof (the Infinite). The totality of the Sefirot forms the "tree"; the doctrine of ten Sefirot also appears in the Bahir (where they are called "10 galgalim").

Importantly, the Sefirot of the Sefer Yetzirah do not coincide with the Sefirot of later Kabbalah — according to the Jewish Encyclopedia, the Yetzirah system is only the first visible stage in the development of Kabbalistic ideas.

Gematria in Kabbalah rests on this picture: all of creation is an emanation from Ein Sof; the first stage is the 10 Sefirot; from the last sefirah (Malkhut) the 22 letters developed. Letters are dynamic forces, and since they are also numbers, "everything that proceeds from them is number"; "number is the essence of things" (Jewish Encyclopedia).

The Sefer Yetzirah and the 32 Paths

The Sefer Yetzirah ("Book of Creation") is a foundational text of Kabbalah; by tradition its authorship is attributed to Abraham. The dating is disputed: the common version is c. 300 CE, with estimates ranging from the second century BCE (Reitzenstein) to the sixth century CE (Kaplan); there is no consensus. The first printed edition appeared in Mantua in 1562; Guillaume Postel translated it into Latin in 1552. The book's doctrine shows the influence of Neopythagoreanism and Stoicism.

The opening of the book states: "With thirty-two mystical paths of wisdom… he created… ten Sefirot and twenty-two letters." Thus the 32 paths of wisdom = 10 Sefirot + 22 letters. The letters are divided into 3 mother letters (א מ ש — air, water, fire), 7 double letters (ב ג ד כ פ ר ת — seven planets, seven days), and 12 simple letters (zodiac signs). The book also contains one of the earliest descriptions of the factorial.

The Tetragrammaton and Shem HaMephorash

The four-letter name of God — the Tetragrammaton יהוה — has a gematria of 26 (yod=10, he=5, vav=6, he=5); according to the Jewish Encyclopedia, the letter alef, decomposed into yod-vav-yod, also yields 26, and so does the equation א = ט = ל.

The fourth expansion (milui) of the Tetragrammaton — יוד הי ויו הי — gives 72; the "quadruple combination" (סוד רבוע): יהוה = י + יה + יהו + יהוה = 10+15+21+26 = 72. The number 72 is also connected to the 72-letter name of God — the Shem HaMephorash ("explicit name"). Originally this term (among the Tannaim) denoted the Tetragrammaton; later it referred to a 42-letter name, and in Kabbalah to a 22- or 72-letter version (the latter being more common).

The 72 names, each three letters long, are derived from Exodus 14:19–21 by reading in boustrophedon; the explanation is given by Rashi (Sukkah 45a) and in the Bahir (c. 1150–1200). Legends attribute to this name Moses' crossing of the sea and the power to exorcise demons. Johann Reuchlin, in De Arte Cabalistica (1517), turned the 72 names into angel names with the suffixes -el and -yah; his ideas influenced Agrippa and Kircher.

Agrippa's Kabbalistic Scales

In De Occulta Philosophia (Book II), Agrippa constructs elaborate numerical correspondences. In the "scale of the number ten" (Ch. XIII), ten is "every number, the universal number"; according to Agrippa, "God… poured himself out first into the number three, then into the number ten, as into ten ideas… which the Jews call ten attributes and ten divine names." The scale of the decad includes 10 names of God, 10 Sefirot (Keter, Hokhmah, Binah, Hesed, Gevurah, Tiferet, Netzah, Hod, Yesod, Malkhut), 10 celestial spheres, 10 orders of angels, 10 parts of man, and 10 orders of the damned.

In the scale of the number four, Agrippa relates that "the Jews received the supreme name of God, written with four letters" (יהוה); in the age of the Law, the ineffable name consists of four letters, and "Adonai" is pronounced in its stead (Bk. II, Ch. VII–VIII).

The number 72 for Agrippa is "glorious in as many languages, elders of synagogues, interpreters of the Old Testament, and disciples of Christ"; it has "a great affinity with the number 12": each zodiac sign is divided into 6 parts, yielding 72 "quintads," each governed by as many angels and as many names of God; in the body there are 12 principal members and 3 joints on each finger and toe, totaling 72. The quotations are from the English translation of 1651 (public domain text).

Differences from Western (Pythagorean) Numerology

Gematria assigns a numerical value to a name, word, or phrase: its object is words and names, not dates of birth. In Western numerology the principal technique is reducing to a single digit by adding the digits of one's birth date and name; in some schools 11 and 22 are not reduced ("master numbers"). In gematria, reduction to a single digit exists only as one particular method (mispar katan mispari); the main operation is comparing sums of words and finding equivalences, not a "destiny number" derived from a date.

Western adaptations of gematria include the transliterated Hebrew cipher of the Hermetic Order of the Golden Dawn (S. L. MacGregor Mathers, The Kabbalah Unveiled, 1887), used by Aleister Crowley and Paul Foster Case; and the "English Qaballa" of James Lees (1976). It was through Agrippa and the Golden Dawn that modern "Kabbalistic numerology" took shape — a Western esoteric application that did not originate in Kabbalah as such.

The Chaldean System (Cheiro)

For contrast: Cheiro (William John Warner, 1866–1936) attributed his alphabet to "the Chaldeans," who allegedly passed it on to the Jews; letters are assigned values 1–8 "by vibration," with nine absent as sacred; the system works with dates and Latin-script names. Cheiro listed among the sacred sevens "the seven Sefirot of Kabbalah" — this is his assertion, not a Kabbalistic fact: standard Kabbalah counts 10 Sefirot, and the seven lower ones (ZAT: Hesed, Gevurah, Tiferet, Netzah, Hod, Yesod, Malkhut) are singled out separately — they correspond to the seven days of Sukkot.

Applications

Sacred Texts and the Names of God

Gematria was applied in the interpretation of the Torah, Talmud, and midrashim — as a mnemonic aid and a way of "extracting" hidden meanings; the main objects are words, names, and names of God (the Tetragrammaton, the 72-letter name). In practical Kabbalah, gematric techniques were used in the making of amulets; the power of letters and names is also linked to the legend of the golem — a folkloric motif rather than a doctrine of Kabbalistic texts.

Kabbalistic Astrology

According to one method of Kabbalistic astrology, the gematria of a person's name is added to the gematria of the person's mother's name; the result is divided by 7 and by 12, and the remainders indicate the planet and the zodiac sign.

The Western Tradition and "Russian Gematria"

In Western occultism gematria was consolidated through the Golden Dawn and Crowley. "Russian gematria" refers to Cyrillic systems widespread in popular literature and online services; these are mostly private developments without authoritative sources and have not yet received an encyclopedic treatment.

Critique and Scholarly Status

Critique of the Method

The Neoplatonist Iamblichus (as reported by Proclus) advanced three arguments against isopsephy: letters with the same value have opposite meanings; the form of letters changes over time; and the infinite number of ways to combine operations allows one to arrive at virtually any number to suit any purpose. Irenaeus of Lyon criticized the gnostic Marcus for his interpretation of letters; because of its association with gnosticism and its critics (Irenaeus, Hippolytus, Epiphanius), the method did not take root in Christianity.

Within Judaism itself, Talmudists treated gematria as an "asmakhta" — a mnemonic support rather than a proof. Beginning with Ibn Ezra, attitudes became dismissive. The most outspoken critics were Joel Sirkis and Leon de Modena (Ari Nohem).

Critique of Kabbalah

Kabbalah is criticized beyond gematria as well: in Russian Orthodoxy it is viewed as an esoteric teaching (by a number of clergy and publicists); within Judaism, for example, Yiḥya Qafih (Yemen, early twentieth century) declared the Zohar and the writings of the Ari to be "false doctrines" (Milḥamot HaShem).

Scholarly Status

Gematria as an exegetical technique is a historical-religious fact, not a predictive system. Numerology as a whole is not recognized as scientific knowledge: skeptical experiments in Britain (1993) and Israel (2012) yielded negative results. All interpretations in this article are "according to tradition" rather than scientifically established facts.

Disputed Points and Differences Between Schools

• Gematria and Pythagorean numerology — different objects and operations. Gematria works with words and names (sums of letters, comparison of equivalences); Western numerology works with dates (reduction to a single digit). Commercial services often conflate the two: a Kabbalistic table plus a calculation by birth date is a marketing practice, not a classical method.
• Kabbalah as religion and numerology as practice. Kabbalah is a religious-mystical current of Judaism; gematria is one of its exegetical methods; "Kabbalistic numerology" is a Western esoteric application that did not originate in Kabbalah as such. This article separates these layers.
• "Seven Sefirot" in Cheiro. In classical Kabbalah there are ten Sefirot; the seven lower ones are singled out separately. Cheiro probably meant these, but did not clarify — this is his assertion, not a Kabbalistic fact.
• *Dating of the Sefer Yetzirah.* There is no consensus: from the second century BCE to the sixth century CE, with the common version "c. 300"; a single date is not given in this article.
• The number 17. In classical sources (Jewish Encyclopedia, Wikipedia) no standalone meaning of 17 is attested; the popular "tov (good) = 17" is a calculation from the table and a popular interpretation.
• The number 72. The formulation "72 — gematria of the tetractys" cannot be verified in open sources; the confirmed facts are the milui of the Tetragrammaton, the "quadruple combination," and the 72-letter name of God.
• "Kabbalah of numbers" as a brand. Queries for "Kabbalah of numbers" mostly relate to modern books (Avessalom Podvodny, Ye. Kolesova) — these are copyrighted works, not source material for facts; the classical values (13, 26, 32, 72, 613) are presented separately in this article.
• Agrippa as a source. The 1651 text is in the public domain, but the digital transcription on esotericarchives.com carries the editor's copyright; only facts are used here, without lengthy quotations or the formatting of the edition.

See Also

• Number 7 — the sacred seven: seven days of creation and of the week
• Number 11 — master number 11 in Western numerology
• Number 22 — master number 22 in Western numerology
• Pythagorean System — the Western school, differences from gematria
• Chaldean System — Cheiro's system and the "Chaldean alphabet"