Compare 478 vs 489
| Property | 478 | 489 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 2391 | 31 × 1631 |
| Prime factorization | 2 × 239 | 3 × 163 |
| Divisors count | 4 | 4 |
| Divisors | 1, 2, 239, 478 | 1, 3, 163, 489 |
| Number of properties | 1 | 1 |
| Semiprimes | 147th | 151st |
| Roman numberals | CDLXXVIII | CDLXXXIX |
| Base 2 | 1110111102 | 1111010012 |
| Base 3 | 1222013 | 2000103 |
| Base 4 | 131324 | 132214 |
| Base 5 | 34035 | 34245 |
| Base 6 | 21146 | 21336 |
| Base 7 | 12527 | 12667 |
| Base 8 | 7368 | 7518 |
| Base 9 | 5819 | 6039 |
| Base 10 | 47810 | 48910 |
| Base 11 | 3a511 | 40511 |
| Base 12 | 33a12 | 34912 |
| Base 13 | 2aa13 | 2b813 |
| Base 14 | 26214 | 26d14 |
| Base 15 | 21d15 | 22915 |
| Base 16 | 1de16 | 1e916 |