Compare 447 vs 471
| Property | 447 | 471 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 31 × 1491 | 31 × 1571 |
| Prime factorization | 3 × 149 | 3 × 157 |
| Divisors count | 4 | 4 |
| Divisors | 1, 3, 149, 447 | 1, 3, 157, 471 |
| Number of properties | 1 | 1 |
| Semiprimes | 138th | 145th |
| Roman numberals | CDXLVII | CDLXXI |
| Base 2 | 1101111112 | 1110101112 |
| Base 3 | 1211203 | 1221103 |
| Base 4 | 123334 | 131134 |
| Base 5 | 32425 | 33415 |
| Base 6 | 20236 | 21036 |
| Base 7 | 12067 | 12427 |
| Base 8 | 6778 | 7278 |
| Base 9 | 5469 | 5739 |
| Base 10 | 44710 | 47110 |
| Base 11 | 37711 | 39911 |
| Base 12 | 31312 | 33312 |
| Base 13 | 28513 | 2a313 |
| Base 14 | 23d14 | 25914 |
| Base 15 | 1ec15 | 21615 |
| Base 16 | 1bf16 | 1d716 |