Compare 642871 vs 642873
| Property | 642871 | 642873 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 6 |
| Prime factorization | 6428711 | 31 × 71 × 113 × 231 |
| Prime factorization | 642871 | 3 × 7 × 11 × 11 × 11 × 23 |
| Divisors count | 2 | 32 |
| Divisors | 1, 642871 | 1, 3, 7, 11, 21, 23, 33, 69, 77, 121, 161, 231, 253, 363, 483, 759, 847, 1331, 1771, 2541, 2783, 3993, 5313, 8349, 9317, 19481, 27951, 30613, 58443, 91839, 214291, 642873 |
| Number of properties | 3 | 0 |
| Primes | 52279th | |
| Sexy primes (1st member) | 11325th | |
| Twin primes (2nd member) | 5655th | |
| Roman numberals | ||
| Base 2 | 100111001111001101112 | 100111001111001110012 |
| Base 3 | 10121222120013 | 10121222120103 |
| Base 4 | 21303303134 | 21303303214 |
| Base 5 | 1310324415 | 1310324435 |
| Base 6 | 214401316 | 214401336 |
| Base 7 | 53151557 | 53151607 |
| Base 8 | 23474678 | 23474718 |
| Base 9 | 11787619 | 11787639 |
| Base 10 | 64287110 | 64287310 |
| Base 11 | 3a9aa911 | 3aa00011 |
| Base 12 | 27004712 | 27004912 |
| Base 13 | 1967c813 | 1967ca13 |
| Base 14 | 12a3d514 | 12a3d714 |
| Base 15 | ca73115 | ca73315 |
| Base 16 | 9cf3716 | 9cf3916 |