Compare 254 vs 289
| Property | 254 | 289 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 1271 | 172 |
| Prime factorization | 2 × 127 | 17 × 17 |
| Divisors count | 4 | 3 |
| Divisors | 1, 2, 127, 254 | 1, 17, 289 |
| Number of properties | 1 | 1 |
| Semiprimes | 82nd | 90th |
| Roman numberals | CCLIV | CCLXXXIX |
| Base 2 | 111111102 | 1001000012 |
| Base 3 | 1001023 | 1012013 |
| Base 4 | 33324 | 102014 |
| Base 5 | 20045 | 21245 |
| Base 6 | 11026 | 12016 |
| Base 7 | 5127 | 5627 |
| Base 8 | 3768 | 4418 |
| Base 9 | 3129 | 3519 |
| Base 10 | 25410 | 28910 |
| Base 11 | 21111 | 24311 |
| Base 12 | 19212 | 20112 |
| Base 13 | 16713 | 19313 |
| Base 14 | 14214 | 16914 |
| Base 15 | 11e15 | 14415 |
| Base 16 | fe16 | 12116 |