Compare 9978 vs 9989
| Property | 9978 | 9989 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 31 × 16631 | 71 × 14271 |
| Prime factorization | 2 × 3 × 1663 | 7 × 1427 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 3, 6, 1663, 3326, 4989, 9978 | 1, 7, 1427, 9989 |
| Number of properties | 0 | 1 |
| Semiprimes | 2620th | |
| Roman numberals | ||
| Base 2 | 100110111110102 | 100111000001012 |
| Base 3 | 1112001203 | 1112002223 |
| Base 4 | 21233224 | 21300114 |
| Base 5 | 3044035 | 3044245 |
| Base 6 | 1141106 | 1141256 |
| Base 7 | 410437 | 410607 |
| Base 8 | 233728 | 234058 |
| Base 9 | 146169 | 146289 |
| Base 10 | 997810 | 998910 |
| Base 11 | 755111 | 756111 |
| Base 12 | 593612 | 594512 |
| Base 13 | 470713 | 471513 |
| Base 14 | 38ca14 | 38d714 |
| Base 15 | 2e5315 | 2e5e15 |
| Base 16 | 26fa16 | 270516 |