122 (number)
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122 is the natural number following 121 and preceding 123.
| Cardinal | One hundred [and] twenty-two |
| Ordinal | 122nd |
| Factorization |  |
| Roman numeral | CXXII |
| Binary | 1111010 |
| Hexadecimal | 7A |
[edit] In mathematics
It is a nontotient since there is no integer with exactly 122 coprimes below it. Nor is there an integer with exactly 122 integers with common factors below it, making 122 a noncototient.
[edit] In other fields
In other fields, the number may also refer to:
- The atomic number of unbibium.
- The number of men of Michmas at the Census (Bible, Nehemiah 7:31).
- The year AD 122 or 122 BC.
- The oldest age any person is known to have lived to (Jeanne Calment was born in 1875 and died in 1997).
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