121 (number)

← 120 121 122 →
Cardinalone hundred twenty-one
Ordinal121st
(one hundred twenty-first)
Factorization112
Divisors1, 11, 121
Greek numeralΡΚΑ´
Roman numeralCXXI
Binary11110012
Ternary111113
Quaternary13214
Quinary4415
Senary3216
Octal1718
DuodecimalA112
Hexadecimal7916
Vigesimal6120
Base 363D36

121 is the natural number after 120 and before 122 and is an odd number. It is divisible by 1, 11, and 121. It is also the 11th square number.

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