Compare 445 vs 471
| Property | 445 | 471 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 891 | 31 × 1571 |
| Prime factorization | 5 × 89 | 3 × 157 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 89, 445 | 1, 3, 157, 471 |
| Number of properties | 1 | 1 |
| Semiprimes | 136th | 145th |
| Roman numberals | CDXLV | CDLXXI |
| Base 2 | 1101111012 | 1110101112 |
| Base 3 | 1211113 | 1221103 |
| Base 4 | 123314 | 131134 |
| Base 5 | 32405 | 33415 |
| Base 6 | 20216 | 21036 |
| Base 7 | 12047 | 12427 |
| Base 8 | 6758 | 7278 |
| Base 9 | 5449 | 5739 |
| Base 10 | 44510 | 47110 |
| Base 11 | 37511 | 39911 |
| Base 12 | 31112 | 33312 |
| Base 13 | 28313 | 2a313 |
| Base 14 | 23b14 | 25914 |
| Base 15 | 1ea15 | 21615 |
| Base 16 | 1bd16 | 1d716 |