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Advanced Gematria Calculator

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13 Gematria Meaning

Gematria (גימטריה) is a form of Jewish numerology that assigns a numerical value to each letter in the Hebrew alphabet. This practice is used to derive hidden meanings and connections between words, phrases, or concepts based on their numerical values. The word "Gematria" itself is derived from the Greek word "γηματρία" (gēmatria), meaning "geometric measurement," but it is often associated with the Hebrew word "גימטריה" (gimatria), which has a similar numerical value to the word "סוד" (sod), meaning "secret" or "mystery." In Kabbalistic and mystical traditions, gematria is employed to uncover esoteric insights and relationships within sacred texts, particularly the Hebrew Bible (Tanakh). The most common form of gematria is the simple replacement of each letter with its corresponding numerical value, but there are also more complex systems that involve various mathematical operations. Gematria has been used throughout Jewish history for interpretive and exegetical purposes, and it continues to be a subject of study and interest in Jewish mysticism and scholarship.

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Help & Using the Gematria Calculator

This site lets you convert words, names, and phrases into numerical values using different gematria systems. You can use the main calculator gematria tool at the top of the page: type your text, choose a method, and press Convert.

1. Basic Steps

  1. Enter a word, name, or phrase in the input box.
  2. Select the desired system (Hebrew, English, simple, ordinal, etc.).
  3. Click the Convert button.
  4. Review the result and related matches shown below the calculator.

The calculator gematria tool supports multiple alphabets and standard letter–number mappings. More systems will be added in the future.

2. Reverse Gematria Calculator

The reverse gematria calculator uses the same alphabet as the standard system but assigns values in reverse order (for example, A = 26, B = 25, …, Z = 1 in a basic English reverse setup). This lets you compare standard and reverse values for the same text.

3. Working with Specific Values (Example: 13 Gematria Meaning)

Enter the word 13 Gematria Meaning and press enter or button Convert. This will provide all selected gematria values for 13 Gematria Meaning.

4. Calculator Compatibility

The site is designed to be compatible with common online tools and calculators, including the shematria gematria calculator and other popular gematria tools.