122 (number)
Encyclopedia : 1 : 12 : 122 : 122 (number)
122 is the natural number following 121 and preceding 123.
| Cardinal | One hundred [and] twenty-two |
| Ordinal | 122nd |
| Factorization | [2 \cdot 61] |
| Roman numeral | CXXII |
| Binary | 1111010 |
| Hexadecimal | 7A |
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.In other fields
One hundred [and] twenty-two is also:
- 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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