Compare 645012 vs 645023
| Property | 645012 | 645023 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 5 | 1 |
| Total factors | 7 | 1 |
| Prime factorization | 22 × 32 × 191 × 231 × 411 | 6450231 |
| Prime factorization | 2 × 2 × 3 × 3 × 19 × 23 × 41 | 645023 |
| Divisors count | 72 | 2 |
| Divisors | 1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 41, 46, 57, 69, 76, 82, 92, 114, 123, 138, 164, 171, 207, 228, 246, 276, 342, 369, 414, 437, 492, 684, 738, 779, 828, 874, 943, 1311, 1476, 1558, 1748, 1886, 2337, 2622, 2829, 3116, 3772, 3933, 4674, 5244, 5658, 7011, 7866, 8487, 9348, 11316, 14022, 15732, 16974, 17917, 28044, 33948, 35834, 53751, 71668, 107502, 161253, 215004, 322506, 645012 | 1, 645023 |
| Number of properties | 0 | 3 |
| Cousin primes (2nd member) | 5665th | |
| Isolated primes | 41111th | |
| Primes | 52450th | |
| Roman numberals | ||
| Base 2 | 100111010111100101002 | 100111010111100111112 |
| Base 3 | 10122022101003 | 10122022102023 |
| Base 4 | 21311321104 | 21311321334 |
| Base 5 | 1311200225 | 1311200435 |
| Base 6 | 214541006 | 214541156 |
| Base 7 | 53243347 | 53243517 |
| Base 8 | 23536248 | 23536378 |
| Base 9 | 11827109 | 11827229 |
| Base 10 | 64501210 | 64502310 |
| Base 11 | 40067511 | 40068511 |
| Base 12 | 27133012 | 27133b12 |
| Base 13 | 19778413 | 19779213 |
| Base 14 | 12b0c414 | 12b0d114 |
| Base 15 | cb1ac15 | cb1b815 |
| Base 16 | 9d79416 | 9d79f16 |