12 (nummer)

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11 12 13
Cardinal twal
Ordinal 12t
(twalt)
Factorization 22· 3
Divisors 1, 2, 3, 4, 6, 12
Roman numeral XII
Greek prefix dodeca-
Laitin prefix duodeca-
Binary 11002
Ternary 1103
Quaternary 304
Quinary 225
Senary 206
Octal 148
Duodecimal 1012
Hexadecimal C16
Vigesimal C20
Base 36 C36

12 (twal) is the naitural nummer follaein 11 an precedin 13.