Compare 407 vs 451
| Property | 407 | 451 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 111 × 371 | 111 × 411 |
| Prime factorization | 11 × 37 | 11 × 41 |
| Divisors count | 4 | 4 |
| Divisors | 1, 11, 37, 407 | 1, 11, 41, 451 |
| Number of properties | 1 | 1 |
| Semiprimes | 128th | 139th |
| Roman numberals | CDVII | CDLI |
| Base 2 | 1100101112 | 1110000112 |
| Base 3 | 1200023 | 1212013 |
| Base 4 | 121134 | 130034 |
| Base 5 | 31125 | 33015 |
| Base 6 | 15156 | 20316 |
| Base 7 | 11217 | 12137 |
| Base 8 | 6278 | 7038 |
| Base 9 | 5029 | 5519 |
| Base 10 | 40710 | 45110 |
| Base 11 | 34011 | 38011 |
| Base 12 | 29b12 | 31712 |
| Base 13 | 25413 | 28913 |
| Base 14 | 21114 | 24314 |
| Base 15 | 1c215 | 20115 |
| Base 16 | 19716 | 1c316 |