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## The Number **231** : Properties and Meanings

Prime Factors of **231**=3x7x11.

**231** is a Triangular Number.

**231** is a Hexagonal Number.

**231** is an Octahedral Number.

**231** is a 17-gonal Number.

**231** is a 78-gonal Number.

**231** is a Centered 23-gonal Number.

**231** is the 22nd number which is the Product of 3 distinct primes.

**231** is the triangle of 21 which is the triangle of 6 which is the triangle of 3 which is the triangle of 2. Thus, **231** , is a triangle of a triangle of a triangle.

16 can be Partitioned in **231** ways.

The **231** two-letter combinations of the 22 letters of the Hebrew Alphabet refered to as the **231** gates of Sefer Yetzirah.

**Two hundred thirty-one** is the exact number of cubic inches in a U.S. liquid gallon.

### The Year 231 AD

In the year**231**AD Origen, disciple of Ammonius Saccas, founder of Neoplatonism , was exiled in Caesarea.

<230 | Number Data-BaseRandom Number |
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