Compare 642126 vs 642129
| Property | 642126 | 642129 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 31 × 1070211 | 31 × 2140431 |
| Prime factorization | 2 × 3 × 107021 | 3 × 214043 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 3, 6, 107021, 214042, 321063, 642126 | 1, 3, 214043, 642129 |
| Number of properties | 0 | 1 |
| Semiprimes | 137579th | |
| Roman numberals | ||
| Base 2 | 100111001100010011102 | 100111001100010100012 |
| Base 3 | 10121212111103 | 10121212111203 |
| Base 4 | 21303010324 | 21303011014 |
| Base 5 | 1310220015 | 1310220045 |
| Base 6 | 214324506 | 214324536 |
| Base 7 | 53130427 | 53130457 |
| Base 8 | 23461168 | 23461218 |
| Base 9 | 11777439 | 11777469 |
| Base 10 | 64212610 | 64212910 |
| Base 11 | 3a949111 | 3a949411 |
| Base 12 | 26b72612 | 26b72912 |
| Base 13 | 19637413 | 19637713 |
| Base 14 | 12a02214 | 12a02514 |
| Base 15 | ca3d615 | ca3d915 |
| Base 16 | 9cc4e16 | 9cc5116 |