Compare 978 vs 989
| Property | 978 | 989 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 31 × 1631 | 231 × 431 |
| Prime factorization | 2 × 3 × 163 | 23 × 43 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 3, 6, 163, 326, 489, 978 | 1, 23, 43, 989 |
| Number of properties | 0 | 1 |
| Semiprimes | 296th | |
| Roman numberals | CMLXXVIII | CMLXXXIX |
| Base 2 | 11110100102 | 11110111012 |
| Base 3 | 11000203 | 11001223 |
| Base 4 | 331024 | 331314 |
| Base 5 | 124035 | 124245 |
| Base 6 | 43106 | 43256 |
| Base 7 | 25657 | 26127 |
| Base 8 | 17228 | 17358 |
| Base 9 | 13069 | 13189 |
| Base 10 | 97810 | 98910 |
| Base 11 | 80a11 | 81a11 |
| Base 12 | 69612 | 6a512 |
| Base 13 | 5a313 | 5b113 |
| Base 14 | 4dc14 | 50914 |
| Base 15 | 45315 | 45e15 |
| Base 16 | 3d216 | 3dd16 |