Compare 645004 vs 645013
| Property | 645004 | 645013 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 22 × 1131 × 14271 | 6450131 |
| Prime factorization | 2 × 2 × 113 × 1427 | 645013 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 4, 113, 226, 452, 1427, 2854, 5708, 161251, 322502, 645004 | 1, 645013 |
| Number of properties | 0 | 4 |
| Additive primes | 20503rd | |
| Primes | 52448th | |
| Sexy primes (1st member) | 11360th | |
| Twin primes (2nd member) | 5670th | |
| Roman numberals | ||
| Base 2 | 100111010111100011002 | 100111010111100101012 |
| Base 3 | 10122022100013 | 10122022101013 |
| Base 4 | 21311320304 | 21311321114 |
| Base 5 | 1311200045 | 1311200235 |
| Base 6 | 214540446 | 214541016 |
| Base 7 | 53243237 | 53243357 |
| Base 8 | 23536148 | 23536258 |
| Base 9 | 11827019 | 11827119 |
| Base 10 | 64500410 | 64501310 |
| Base 11 | 40066811 | 40067611 |
| Base 12 | 27132412 | 27133112 |
| Base 13 | 19777913 | 19778513 |
| Base 14 | 12b0ba14 | 12b0c514 |
| Base 15 | cb1a415 | cb1ad15 |
| Base 16 | 9d78c16 | 9d79516 |