Compare 415 vs 447
| Property | 415 | 447 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 831 | 31 × 1491 |
| Prime factorization | 5 × 83 | 3 × 149 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 83, 415 | 1, 3, 149, 447 |
| Number of properties | 1 | 1 |
| Semiprimes | 131st | 138th |
| Roman numberals | CDXV | CDXLVII |
| Base 2 | 1100111112 | 1101111112 |
| Base 3 | 1201013 | 1211203 |
| Base 4 | 121334 | 123334 |
| Base 5 | 31305 | 32425 |
| Base 6 | 15316 | 20236 |
| Base 7 | 11327 | 12067 |
| Base 8 | 6378 | 6778 |
| Base 9 | 5119 | 5469 |
| Base 10 | 41510 | 44710 |
| Base 11 | 34811 | 37711 |
| Base 12 | 2a712 | 31312 |
| Base 13 | 25c13 | 28513 |
| Base 14 | 21914 | 23d14 |
| Base 15 | 1ca15 | 1ec15 |
| Base 16 | 19f16 | 1bf16 |