Compare 644129 vs 644491
| Property | 644129 | 644491 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6441291 | 6444911 |
| Prime factorization | 644129 | 644491 |
| Divisors count | 2 | 2 |
| Divisors | 1, 644129 | 1, 644491 |
| Number of properties | 5 | 3 |
| Chen primes | 20480th | 20490th |
| Primes | 52372nd | 52402nd |
| Sexy primes (2nd member) | 11343rd | |
| Sexy prime triplets (3rd member) | 2080th | |
| Twin primes (1st member) | 5661st | |
| Twin primes (2nd member) | 5664th | |
| Roman numberals | ||
| Base 2 | 100111010100001000012 | 100111010101100010112 |
| Base 3 | 10122011201223 | 10122020020013 |
| Base 4 | 21311002014 | 21311120234 |
| Base 5 | 1311030045 | 1311104315 |
| Base 6 | 214500256 | 214514316 |
| Base 7 | 53216337 | 53226617 |
| Base 8 | 23520418 | 23526138 |
| Base 9 | 11815189 | 11820619 |
| Base 10 | 64412910 | 64449110 |
| Base 11 | 3aaa4211 | 40024111 |
| Base 12 | 27091512 | 270b7712 |
| Base 13 | 19725513 | 19747313 |
| Base 14 | 12aa5314 | 12ac3114 |
| Base 15 | cacbe15 | cae6115 |
| Base 16 | 9d42116 | 9d58b16 |