Compare 645045 vs 645055
| Property | 645045 | 645055 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 31 × 51 × 430031 | 51 × 1290111 |
| Prime factorization | 3 × 5 × 43003 | 5 × 129011 |
| Divisors count | 8 | 4 |
| Divisors | 1, 3, 5, 15, 43003, 129009, 215015, 645045 | 1, 5, 129011, 645055 |
| Number of properties | 0 | 1 |
| Semiprimes | 138174th | |
| Roman numberals | ||
| Base 2 | 100111010111101101012 | 100111010111101111112 |
| Base 3 | 10122022111203 | 10122022112213 |
| Base 4 | 21311323114 | 21311323334 |
| Base 5 | 1311201405 | 1311202105 |
| Base 6 | 214541536 | 214542116 |
| Base 7 | 53244127 | 53244257 |
| Base 8 | 23536658 | 23536778 |
| Base 9 | 11827469 | 11827579 |
| Base 10 | 64504510 | 64505510 |
| Base 11 | 4006a511 | 40070411 |
| Base 12 | 27135912 | 27136712 |
| Base 13 | 1977ab13 | 1977b813 |
| Base 14 | 12b10914 | 12b11514 |
| Base 15 | cb1d015 | cb1da15 |
| Base 16 | 9d7b516 | 9d7bf16 |