Compare 157 vs 157
| Property | 157 | 157 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1571 | 1571 |
| Prime factorization | 157 | 157 |
| Divisors count | 2 | 2 |
| Divisors | 1, 157 | 1, 157 |
| Number of properties | 11 | 11 |
| Additive primes | 21st | 21st |
| Chen primes | 30th | 30th |
| Emirps | 12th | 12th |
| Harmonic primes | 13th | 13th |
| Isolated primes | 14th | 14th |
| Primes | 37th | 37th |
| Pythagorean primes | 17th | 17th |
| Sexy primes (1st member) | 22nd | 22nd |
| Sexy primes (2nd member) | 21st | 21st |
| Sexy prime triplets (2nd member) | 12th | 12th |
| Super primes | 12th | 12th |
| Roman numberals | CLVII | CLVII |
| Base 2 | 100111012 | 100111012 |
| Base 3 | 122113 | 122113 |
| Base 4 | 21314 | 21314 |
| Base 5 | 11125 | 11125 |
| Base 6 | 4216 | 4216 |
| Base 7 | 3137 | 3137 |
| Base 8 | 2358 | 2358 |
| Base 9 | 1849 | 1849 |
| Base 10 | 15710 | 15710 |
| Base 11 | 13311 | 13311 |
| Base 12 | 11112 | 11112 |
| Base 13 | c113 | c113 |
| Base 14 | b314 | b314 |
| Base 15 | a715 | a715 |
| Base 16 | 9d16 | 9d16 |