Compare 2215 vs 2231
| Property | 2215 | 2231 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 4431 | 231 × 971 |
| Prime factorization | 5 × 443 | 23 × 97 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 443, 2215 | 1, 23, 97, 2231 |
| Number of properties | 1 | 1 |
| Semiprimes | 635th | 641st |
| Roman numberals | MMCCXV | MMCCXXXI |
| Base 2 | 1000101001112 | 1000101101112 |
| Base 3 | 100010013 | 100011223 |
| Base 4 | 2022134 | 2023134 |
| Base 5 | 323305 | 324115 |
| Base 6 | 141316 | 141556 |
| Base 7 | 63137 | 63357 |
| Base 8 | 42478 | 42678 |
| Base 9 | 30319 | 30489 |
| Base 10 | 221510 | 223110 |
| Base 11 | 173411 | 174911 |
| Base 12 | 134712 | 135b12 |
| Base 13 | 101513 | 102813 |
| Base 14 | b4314 | b5514 |
| Base 15 | 9ca15 | 9db15 |
| Base 16 | 8a716 | 8b716 |