Compare 157 vs 241
| Property | 157 | 241 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1571 | 2411 |
| Prime factorization | 157 | 241 |
| Divisors count | 2 | 2 |
| Divisors | 1, 157 | 1, 241 |
| Number of properties | 11 | 10 |
| Additive primes | 21st | 31st |
| Chen primes | 30th | |
| Emirps | 12th | |
| Harmonic primes | 13th | 19th |
| Isolated primes | 14th | |
| Lucky primes | 16th | |
| Primes | 37th | 53rd |
| Proth primes | 9th | |
| Pythagorean primes | 17th | 24th |
| Sexy primes (1st member) | 22nd | |
| Sexy primes (2nd member) | 21st | |
| Sexy prime triplets (2nd member) | 12th | |
| Solinas primes | 29th | |
| Super primes | 12th | 16th |
| Twin primes (2nd member) | 17th | |
| Ulam primes | 10th | |
| Roman numberals | CLVII | CCXLI |
| Base 2 | 100111012 | 111100012 |
| Base 3 | 122113 | 222213 |
| Base 4 | 21314 | 33014 |
| Base 5 | 11125 | 14315 |
| Base 6 | 4216 | 10416 |
| Base 7 | 3137 | 4637 |
| Base 8 | 2358 | 3618 |
| Base 9 | 1849 | 2879 |
| Base 10 | 15710 | 24110 |
| Base 11 | 13311 | 1aa11 |
| Base 12 | 11112 | 18112 |
| Base 13 | c113 | 15713 |
| Base 14 | b314 | 13314 |
| Base 15 | a715 | 11115 |
| Base 16 | 9d16 | f116 |