123 (number)

← 122 123 124 →
Cardinalone hundred twenty-three
Ordinal123rd
(one hundred twenty-third)
Factorization3 × 41
Divisors1, 3, 41, 123
Greek numeralΡΚΓ´
Roman numeralCXXIII
Binary11110112
Ternary111203
Senary3236
Octal1738
DuodecimalA312
Hexadecimal7B16

123 (one hundred [and] twenty-three) is the natural number following 122 and preceding 124.