139 (number)

natural number

139 is the natural number after 138 and before 140. It is the 34th prime number, an odd number, and a twin prime with 137, the 33rd prime number.

← 138 139 140 →
Cardinalone hundred thirty-nine
Ordinal139th
(one hundred thirty-ninth)
Factorizationprime
Prime34th
Divisors1, 139
Greek numeralΡΛΘ´
Roman numeralCXXXIX
Binary100010112
Ternary120113
Quaternary20234
Quinary10245
Senary3516
Octal2138
DuodecimalB712
Hexadecimal8B16
Vigesimal6J20
Base 363V36