Compare 111981 vs 111989
| Property | 111981 | 111989 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 31 × 1631 × 2291 | 531 × 21131 |
| Prime factorization | 3 × 163 × 229 | 53 × 2113 |
| Divisors count | 8 | 4 |
| Divisors | 1, 3, 163, 229, 489, 687, 37327, 111981 | 1, 53, 2113, 111989 |
| Number of properties | 0 | 1 |
| Semiprimes | 26060th | |
| Roman numberals | ||
| Base 2 | 110110101011011012 | 110110101011101012 |
| Base 3 | 122001211103 | 122001212023 |
| Base 4 | 1231112314 | 1231113114 |
| Base 5 | 120404115 | 120404245 |
| Base 6 | 22222336 | 22222456 |
| Base 7 | 6443227 | 6443337 |
| Base 8 | 3325558 | 3325658 |
| Base 9 | 1805439 | 1805529 |
| Base 10 | 11198110 | 11198910 |
| Base 11 | 7715111 | 7715911 |
| Base 12 | 5497912 | 5498512 |
| Base 13 | 3bc7c13 | 3bc8713 |
| Base 14 | 2cb4914 | 2cb5314 |
| Base 15 | 232a615 | 232ae15 |
| Base 16 | 1b56d16 | 1b57516 |