Compare 12637 vs 12646
| Property | 12637 | 12646 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 126371 | 21 × 63231 |
| Prime factorization | 12637 | 2 × 6323 |
| Divisors count | 2 | 4 |
| Divisors | 1, 12637 | 1, 2, 6323, 12646 |
| Number of properties | 5 | 1 |
| Additive primes | 731st | |
| Cousin primes (1st member) | 244th | |
| Isolated primes | 1022nd | |
| Primes | 1509th | |
| Pythagorean primes | 747th | |
| Semiprimes | 3285th | |
| Roman numberals | ||
| Base 2 | 110001010111012 | 110001011001102 |
| Base 3 | 1221000013 | 1221001013 |
| Base 4 | 30111314 | 30112124 |
| Base 5 | 4010225 | 4010415 |
| Base 6 | 1343016 | 1343146 |
| Base 7 | 515627 | 516047 |
| Base 8 | 305358 | 305468 |
| Base 9 | 183019 | 183119 |
| Base 10 | 1263710 | 1264610 |
| Base 11 | 954911 | 955711 |
| Base 12 | 739112 | 739a12 |
| Base 13 | 59a113 | 59aa13 |
| Base 14 | 486914 | 487414 |
| Base 15 | 3b2715 | 3b3115 |
| Base 16 | 315d16 | 316616 |