Compare 51981 vs 51989
| Property | 51981 | 51989 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 3 |
| Prime factorization | 31 × 173271 | 72 × 10611 |
| Prime factorization | 3 × 17327 | 7 × 7 × 1061 |
| Divisors count | 4 | 6 |
| Divisors | 1, 3, 17327, 51981 | 1, 7, 49, 1061, 7427, 51989 |
| Number of properties | 1 | 0 |
| Semiprimes | 12557th | |
| Roman numberals | ||
| Base 2 | 11001011000011012 | 11001011000101012 |
| Base 3 | 21220220203 | 21220221123 |
| Base 4 | 302300314 | 302301114 |
| Base 5 | 31304115 | 31304245 |
| Base 6 | 10403536 | 10404056 |
| Base 7 | 3043567 | 3044007 |
| Base 8 | 1454158 | 1454258 |
| Base 9 | 782669 | 782759 |
| Base 10 | 5198110 | 5198910 |
| Base 11 | 3606611 | 3607311 |
| Base 12 | 260b912 | 2610512 |
| Base 13 | 1a87713 | 1a88213 |
| Base 14 | 14d2d14 | 14d3714 |
| Base 15 | 1060615 | 1060e15 |
| Base 16 | cb0d16 | cb1516 |