Compare 447 vs 455
| Property | 447 | 455 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 31 × 1491 | 51 × 71 × 131 |
| Prime factorization | 3 × 149 | 5 × 7 × 13 |
| Divisors count | 4 | 8 |
| Divisors | 1, 3, 149, 447 | 1, 5, 7, 13, 35, 65, 91, 455 |
| Number of properties | 1 | 0 |
| Semiprimes | 138th | |
| Roman numberals | CDXLVII | CDLV |
| Base 2 | 1101111112 | 1110001112 |
| Base 3 | 1211203 | 1212123 |
| Base 4 | 123334 | 130134 |
| Base 5 | 32425 | 33105 |
| Base 6 | 20236 | 20356 |
| Base 7 | 12067 | 12207 |
| Base 8 | 6778 | 7078 |
| Base 9 | 5469 | 5559 |
| Base 10 | 44710 | 45510 |
| Base 11 | 37711 | 38411 |
| Base 12 | 31312 | 31b12 |
| Base 13 | 28513 | 29013 |
| Base 14 | 23d14 | 24714 |
| Base 15 | 1ec15 | 20515 |
| Base 16 | 1bf16 | 1c716 |