Compare 31989 vs 31998
| Property | 31989 | 31998 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 31 × 106631 | 21 × 31 × 53331 |
| Prime factorization | 3 × 10663 | 2 × 3 × 5333 |
| Divisors count | 4 | 8 |
| Divisors | 1, 3, 10663, 31989 | 1, 2, 3, 6, 5333, 10666, 15999, 31998 |
| Number of properties | 1 | 0 |
| Semiprimes | 7947th | |
| Roman numberals | ||
| Base 2 | 1111100111101012 | 1111100111111102 |
| Base 3 | 11212122103 | 11212200103 |
| Base 4 | 133033114 | 133033324 |
| Base 5 | 20104245 | 20104435 |
| Base 6 | 4040336 | 4040506 |
| Base 7 | 1621567 | 1622017 |
| Base 8 | 763658 | 763768 |
| Base 9 | 477839 | 478039 |
| Base 10 | 3198910 | 3199810 |
| Base 11 | 2204111 | 2204a11 |
| Base 12 | 1661912 | 1662612 |
| Base 13 | 1173913 | 1174513 |
| Base 14 | b92d14 | b93814 |
| Base 15 | 972915 | 973315 |
| Base 16 | 7cf516 | 7cfe16 |