Compare 587 vs 591
| Property | 587 | 591 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 5871 | 31 × 1971 |
| Prime factorization | 587 | 3 × 197 |
| Divisors count | 2 | 4 |
| Divisors | 1, 587 | 1, 3, 197, 591 |
| Number of properties | 8 | 1 |
| Chen primes | 77th | |
| Good primes | 32nd | |
| Isolated primes | 56th | |
| Primes | 107th | |
| Safe primes | 20th | |
| Semiprimes | 185th | |
| Sexy primes (1st member) | 52nd | |
| Sexy prime triplets (1st member) | 21st | |
| Super primes | 28th | |
| Roman numberals | DLXXXVII | DXCI |
| Base 2 | 10010010112 | 10010011112 |
| Base 3 | 2102023 | 2102203 |
| Base 4 | 210234 | 210334 |
| Base 5 | 43225 | 43315 |
| Base 6 | 24156 | 24236 |
| Base 7 | 14667 | 15037 |
| Base 8 | 11138 | 11178 |
| Base 9 | 7229 | 7269 |
| Base 10 | 58710 | 59110 |
| Base 11 | 49411 | 49811 |
| Base 12 | 40b12 | 41312 |
| Base 13 | 36213 | 36613 |
| Base 14 | 2dd14 | 30314 |
| Base 15 | 29215 | 29615 |
| Base 16 | 24b16 | 24f16 |