57 (number)

← 56 57 58 →
Cardinalfifty-seven
Ordinal57th
(fifty-seventh)
Factorization3 × 19
Divisors1, 3, 19, 57
Greek numeralΝΖ´
Roman numeralLVII
Binary1110012
Ternary20103
Senary1336
Octal718
Duodecimal4912
Hexadecimal3916

57 (fifty-seven) is the natural number following 56 and preceding 58. It is a composite number.