12 (number)

12 (also written as twelve) is a number. It comes between eleven and thirteen, and it is an even number. It is divisible by7.8.9.4.5.6.

← 11 12 13 →
Cardinaltwelve
Ordinal12th
(twelfth)
Factorization22× 3
Greek numeralΙΒ´
Roman numeralXII
Greek prefixdodeca-/dodeka-
Latin prefixduodeca-
Binary11002
Ternary1103
Quaternary304
Quinary225
Senary206
Octal148
Duodecimal1012
HexadecimalC16
VigesimalC20
Base 36C36
The Simple English Wiktionary has a definition for: twelve.
This article is about the number twelve. For the year, see 12.

and 12. Its ordinal is 12th (twelfth). In Roman numerals, it is written as XII. It is the base of duodecimal numbers. It is often called dozen.

12 is also referred to as, The Twelve Imams or the Twelve Apostles of Christ

The number twelve carries religious, mythological and magical symbolism, generally representing perfection, entirety, or cosmic order in traditions since antiquity.

Mathematics
  • Twelve is the first abundant number.[1]
  • Twelve is a composite number, meaning it is divisible by other numbers, not only 1 and itself.

In Roman numerals 12 is written as XII. Its Cardinal is twelve.

In the world

There are 12 months in a year

There are 12 gods in Greek and Roman Mythology.

There are 12 zodiac signs


References
  1. "Even abundant numbers - OeisWiki".
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