Compare 645041 vs 645046
| Property | 645041 | 645046 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 6450411 | 21 × 3225231 |
| Prime factorization | 645041 | 2 × 322523 |
| Divisors count | 2 | 4 |
| Divisors | 1, 645041 | 1, 2, 322523, 645046 |
| Number of properties | 5 | 1 |
| Cousin primes (2nd member) | 5666th | |
| Happy primes | 7471st | |
| Isolated primes | 41113th | |
| Primes | 52452nd | |
| Semiprimes | 138172nd | |
| Sophie germain primes | 5348th | |
| Roman numberals | ||
| Base 2 | 100111010111101100012 | 100111010111101101102 |
| Base 3 | 10122022111023 | 10122022111213 |
| Base 4 | 21311323014 | 21311323124 |
| Base 5 | 1311201315 | 1311201415 |
| Base 6 | 214541456 | 214541546 |
| Base 7 | 53244057 | 53244137 |
| Base 8 | 23536618 | 23536668 |
| Base 9 | 11827429 | 11827479 |
| Base 10 | 64504110 | 64504610 |
| Base 11 | 4006a111 | 4006a611 |
| Base 12 | 27135512 | 27135a12 |
| Base 13 | 1977a713 | 1977ac13 |
| Base 14 | 12b10514 | 12b10a14 |
| Base 15 | cb1cb15 | cb1d115 |
| Base 16 | 9d7b116 | 9d7b616 |