Compare 645041 vs 645042
| Property | 645041 | 645042 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 6450411 | 21 × 31 × 1075071 |
| Prime factorization | 645041 | 2 × 3 × 107507 |
| Divisors count | 2 | 8 |
| Divisors | 1, 645041 | 1, 2, 3, 6, 107507, 215014, 322521, 645042 |
| Number of properties | 5 | 0 |
| Cousin primes (2nd member) | 5666th | |
| Happy primes | 7471st | |
| Isolated primes | 41113th | |
| Primes | 52452nd | |
| Sophie germain primes | 5348th | |
| Roman numberals | ||
| Base 2 | 100111010111101100012 | 100111010111101100102 |
| Base 3 | 10122022111023 | 10122022111103 |
| Base 4 | 21311323014 | 21311323024 |
| Base 5 | 1311201315 | 1311201325 |
| Base 6 | 214541456 | 214541506 |
| Base 7 | 53244057 | 53244067 |
| Base 8 | 23536618 | 23536628 |
| Base 9 | 11827429 | 11827439 |
| Base 10 | 64504110 | 64504210 |
| Base 11 | 4006a111 | 4006a211 |
| Base 12 | 27135512 | 27135612 |
| Base 13 | 1977a713 | 1977a813 |
| Base 14 | 12b10514 | 12b10614 |
| Base 15 | cb1cb15 | cb1cc15 |
| Base 16 | 9d7b116 | 9d7b216 |