72 (number)

← 71 72 73 →
Cardinalseventy-two
Ordinal72nd
(seventy-second)
Factorization23 × 32
Divisors1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72
Greek numeralΟΒ´
Roman numeralLXXII, lxxii
Binary10010002
Ternary22003
Senary2006
Octal1108
Duodecimal6012
Hexadecimal4816

72 (seventy-two) is the natural number following 71 and preceding 73. It is half a gross or six dozen (i.e., 60 in duodecimal).

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