160 (number)
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160 is the natural number following 159 and preceding 161.
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| Cardinal | One hundred [and] sixty |
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| Ordinal | 160th | ||
| Factorization |  |
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| Divisors | 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160 | ||
| Roman numeral | CLX | ||
| Binary | 10100000 | ||
| Hexadecimal | A0 | ||
One hundred [and] sixty is the sum of the first 11 primes, as well as the sum of the cubes of the first three primes.
Given 160, the Mertens function returns 0. 160 is the smallest number n with exactly 12 solutions to the equation φ(x) = n.
One hundred [and] sixty is also:
- The year AD 160 or 160 BC.
- The number of characters permitted in a standard SMS in Australia and the United Kingdom.
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