Compare 441 vs 447
| Property | 441 | 447 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 32 × 72 | 31 × 1491 |
| Prime factorization | 3 × 3 × 7 × 7 | 3 × 149 |
| Divisors count | 9 | 4 |
| Divisors | 1, 3, 7, 9, 21, 49, 63, 147, 441 | 1, 3, 149, 447 |
| Number of properties | 0 | 1 |
| Semiprimes | 138th | |
| Roman numberals | CDXLI | CDXLVII |
| Base 2 | 1101110012 | 1101111112 |
| Base 3 | 1211003 | 1211203 |
| Base 4 | 123214 | 123334 |
| Base 5 | 32315 | 32425 |
| Base 6 | 20136 | 20236 |
| Base 7 | 12007 | 12067 |
| Base 8 | 6718 | 6778 |
| Base 9 | 5409 | 5469 |
| Base 10 | 44110 | 44710 |
| Base 11 | 37111 | 37711 |
| Base 12 | 30912 | 31312 |
| Base 13 | 27c13 | 28513 |
| Base 14 | 23714 | 23d14 |
| Base 15 | 1e615 | 1ec15 |
| Base 16 | 1b916 | 1bf16 |