Compare 157 vs 739
| Property | 157 | 739 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1571 | 7391 |
| Prime factorization | 157 | 739 |
| Divisors count | 2 | 2 |
| Divisors | 1, 157 | 1, 739 |
| Number of properties | 11 | 13 |
| Additive primes | 21st | 69th |
| Chen primes | 30th | |
| Cousin primes (1st member) | 31st | |
| Emirps | 12th | 24th |
| Good primes | 38th | |
| Happy primes | 30th | |
| Harmonic primes | 13th | |
| Isolated primes | 14th | 72nd |
| Lucky primes | 36th | |
| Primes | 37th | 131st |
| Pythagorean primes | 17th | |
| Right-truncatable primes | 26th | |
| Sexy primes (1st member) | 22nd | |
| Sexy primes (2nd member) | 21st | 62nd |
| Sexy prime triplets (2nd member) | 12th | |
| Sexy prime triplets (3rd member) | 26th | |
| Super primes | 12th | 32nd |
| Ulam primes | 15th | |
| Roman numberals | CLVII | DCCXXXIX |
| Base 2 | 100111012 | 10111000112 |
| Base 3 | 122113 | 10001013 |
| Base 4 | 21314 | 232034 |
| Base 5 | 11125 | 104245 |
| Base 6 | 4216 | 32316 |
| Base 7 | 3137 | 21047 |
| Base 8 | 2358 | 13438 |
| Base 9 | 1849 | 10119 |
| Base 10 | 15710 | 73910 |
| Base 11 | 13311 | 61211 |
| Base 12 | 11112 | 51712 |
| Base 13 | c113 | 44b13 |
| Base 14 | b314 | 3ab14 |
| Base 15 | a715 | 34415 |
| Base 16 | 9d16 | 2e316 |