Compare 645074 vs 645085
| Property | 645074 | 645085 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 21 × 3225371 | 51 × 72 × 26331 |
| Prime factorization | 2 × 322537 | 5 × 7 × 7 × 2633 |
| Divisors count | 4 | 12 |
| Divisors | 1, 2, 322537, 645074 | 1, 5, 7, 35, 49, 245, 2633, 13165, 18431, 92155, 129017, 645085 |
| Number of properties | 1 | 0 |
| Semiprimes | 138178th | |
| Roman numberals | ||
| Base 2 | 100111010111110100102 | 100111010111110111012 |
| Base 3 | 10122022121223 | 10122022200013 |
| Base 4 | 21311331024 | 21311331314 |
| Base 5 | 1311202445 | 1311203205 |
| Base 6 | 214542426 | 214543016 |
| Base 7 | 53244537 | 53245007 |
| Base 8 | 23537228 | 23537358 |
| Base 9 | 11827789 | 11828019 |
| Base 10 | 64507410 | 64508510 |
| Base 11 | 40072111 | 40073111 |
| Base 12 | 27138212 | 27139112 |
| Base 13 | 19780113 | 19780c13 |
| Base 14 | 12b12a14 | 12b13714 |
| Base 15 | cb1ee15 | cb20a15 |
| Base 16 | 9d7d216 | 9d7dd16 |