Compare 157 vs 307
| Property | 157 | 307 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1571 | 3071 |
| Prime factorization | 157 | 307 |
| Divisors count | 2 | 2 |
| Divisors | 1, 157 | 1, 307 |
| Number of properties | 11 | 9 |
| Additive primes | 21st | |
| Chen primes | 30th | 47th |
| Cousin primes (1st member) | 18th | |
| Emirps | 12th | |
| Good primes | 22nd | |
| Harmonic primes | 13th | 25th |
| Isolated primes | 14th | 26th |
| Lucky primes | 18th | |
| Primes | 37th | 63rd |
| Prime triplets (1st member) | 18th | |
| Pythagorean primes | 17th | |
| Sexy primes (1st member) | 22nd | 35th |
| Sexy primes (2nd member) | 21st | |
| Sexy prime triplets (2nd member) | 12th | |
| Super primes | 12th | |
| Roman numberals | CLVII | CCCVII |
| Base 2 | 100111012 | 1001100112 |
| Base 3 | 122113 | 1021013 |
| Base 4 | 21314 | 103034 |
| Base 5 | 11125 | 22125 |
| Base 6 | 4216 | 12316 |
| Base 7 | 3137 | 6167 |
| Base 8 | 2358 | 4638 |
| Base 9 | 1849 | 3719 |
| Base 10 | 15710 | 30710 |
| Base 11 | 13311 | 25a11 |
| Base 12 | 11112 | 21712 |
| Base 13 | c113 | 1a813 |
| Base 14 | b314 | 17d14 |
| Base 15 | a715 | 15715 |
| Base 16 | 9d16 | 13316 |