Compare 641808 vs 641819
| Property | 641808 | 641819 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 7 | 1 |
| Prime factorization | 24 × 32 × 44571 | 6418191 |
| Prime factorization | 2 × 2 × 2 × 2 × 3 × 3 × 4457 | 641819 |
| Divisors count | 30 | 2 |
| Divisors | 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 4457, 8914, 13371, 17828, 26742, 35656, 40113, 53484, 71312, 80226, 106968, 160452, 213936, 320904, 641808 | 1, 641819 |
| Number of properties | 0 | 5 |
| Additive primes | 20406th | |
| Chen primes | 20424th | |
| Primes | 52206th | |
| Sexy primes (2nd member) | 11309th | |
| Twin primes (1st member) | 5646th | |
| Roman numberals | ||
| Base 2 | 100111001011000100002 | 100111001011000110112 |
| Base 3 | 10121211012003 | 10121211020023 |
| Base 4 | 21302301004 | 21302301234 |
| Base 5 | 1310142135 | 1310142345 |
| Base 6 | 214312006 | 214312156 |
| Base 7 | 53121067 | 53121237 |
| Base 8 | 23454208 | 23454338 |
| Base 9 | 11773509 | 11773629 |
| Base 10 | 64180810 | 64181910 |
| Base 11 | 3a922211 | 3a923211 |
| Base 12 | 26b50012 | 26b50b12 |
| Base 13 | 19618b13 | 19619913 |
| Base 14 | 129c7614 | 129c8314 |
| Base 15 | ca27315 | ca27e15 |
| Base 16 | 9cb1016 | 9cb1b16 |