Compare 645013 vs 645018
| Property | 645013 | 645018 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 5 |
| Total factors | 1 | 5 |
| Prime factorization | 6450131 | 21 × 31 × 111 × 291 × 3371 |
| Prime factorization | 645013 | 2 × 3 × 11 × 29 × 337 |
| Divisors count | 2 | 32 |
| Divisors | 1, 645013 | 1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 174, 319, 337, 638, 674, 957, 1011, 1914, 2022, 3707, 7414, 9773, 11121, 19546, 22242, 29319, 58638, 107503, 215006, 322509, 645018 |
| Number of properties | 4 | 0 |
| Additive primes | 20503rd | |
| Primes | 52448th | |
| Sexy primes (1st member) | 11360th | |
| Twin primes (2nd member) | 5670th | |
| Roman numberals | ||
| Base 2 | 100111010111100101012 | 100111010111100110102 |
| Base 3 | 10122022101013 | 10122022101203 |
| Base 4 | 21311321114 | 21311321224 |
| Base 5 | 1311200235 | 1311200335 |
| Base 6 | 214541016 | 214541106 |
| Base 7 | 53243357 | 53243437 |
| Base 8 | 23536258 | 23536328 |
| Base 9 | 11827119 | 11827169 |
| Base 10 | 64501310 | 64501810 |
| Base 11 | 40067611 | 40068011 |
| Base 12 | 27133112 | 27133612 |
| Base 13 | 19778513 | 19778a13 |
| Base 14 | 12b0c514 | 12b0ca14 |
| Base 15 | cb1ad15 | cb1b315 |
| Base 16 | 9d79516 | 9d79a16 |