Compare 20982 vs 20987
| Property | 20982 | 20987 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 21 × 31 × 131 × 2691 | 311 × 6771 |
| Prime factorization | 2 × 3 × 13 × 269 | 31 × 677 |
| Divisors count | 16 | 4 |
| Divisors | 1, 2, 3, 6, 13, 26, 39, 78, 269, 538, 807, 1614, 3497, 6994, 10491, 20982 | 1, 31, 677, 20987 |
| Number of properties | 0 | 1 |
| Semiprimes | 5323rd | |
| Roman numberals | ||
| Base 2 | 1010001111101102 | 1010001111110112 |
| Base 3 | 10012100103 | 10012100223 |
| Base 4 | 110133124 | 110133234 |
| Base 5 | 11324125 | 11324225 |
| Base 6 | 2410506 | 2410556 |
| Base 7 | 1151137 | 1151217 |
| Base 8 | 507668 | 507738 |
| Base 9 | 317039 | 317089 |
| Base 10 | 2098210 | 2098710 |
| Base 11 | 1484511 | 1484a11 |
| Base 12 | 1018612 | 1018b12 |
| Base 13 | 972013 | 972513 |
| Base 14 | 790a14 | 791114 |
| Base 15 | 633c15 | 634215 |
| Base 16 | 51f616 | 51fb16 |