Compare 445 vs 458
| Property | 445 | 458 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 891 | 21 × 2291 |
| Prime factorization | 5 × 89 | 2 × 229 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 89, 445 | 1, 2, 229, 458 |
| Number of properties | 1 | 1 |
| Semiprimes | 136th | 142nd |
| Roman numberals | CDXLV | CDLVIII |
| Base 2 | 1101111012 | 1110010102 |
| Base 3 | 1211113 | 1212223 |
| Base 4 | 123314 | 130224 |
| Base 5 | 32405 | 33135 |
| Base 6 | 20216 | 20426 |
| Base 7 | 12047 | 12237 |
| Base 8 | 6758 | 7128 |
| Base 9 | 5449 | 5589 |
| Base 10 | 44510 | 45810 |
| Base 11 | 37511 | 38711 |
| Base 12 | 31112 | 32212 |
| Base 13 | 28313 | 29313 |
| Base 14 | 23b14 | 24a14 |
| Base 15 | 1ea15 | 20815 |
| Base 16 | 1bd16 | 1ca16 |