Compare 442 vs 451
| Property | 442 | 451 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 131 × 171 | 111 × 411 |
| Prime factorization | 2 × 13 × 17 | 11 × 41 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 13, 17, 26, 34, 221, 442 | 1, 11, 41, 451 |
| Number of properties | 0 | 1 |
| Semiprimes | 139th | |
| Roman numberals | CDXLII | CDLI |
| Base 2 | 1101110102 | 1110000112 |
| Base 3 | 1211013 | 1212013 |
| Base 4 | 123224 | 130034 |
| Base 5 | 32325 | 33015 |
| Base 6 | 20146 | 20316 |
| Base 7 | 12017 | 12137 |
| Base 8 | 6728 | 7038 |
| Base 9 | 5419 | 5519 |
| Base 10 | 44210 | 45110 |
| Base 11 | 37211 | 38011 |
| Base 12 | 30a12 | 31712 |
| Base 13 | 28013 | 28913 |
| Base 14 | 23814 | 24314 |
| Base 15 | 1e715 | 20115 |
| Base 16 | 1ba16 | 1c316 |