Compare 21802 vs 21806
| Property | 21802 | 21806 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 111 × 9911 | 21 × 109031 |
| Prime factorization | 2 × 11 × 991 | 2 × 10903 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 11, 22, 991, 1982, 10901, 21802 | 1, 2, 10903, 21806 |
| Number of properties | 0 | 1 |
| Semiprimes | 5509th | |
| Roman numberals | ||
| Base 2 | 1010101001010102 | 1010101001011102 |
| Base 3 | 10022201113 | 10022201223 |
| Base 4 | 111102224 | 111102324 |
| Base 5 | 11442025 | 11442115 |
| Base 6 | 2445346 | 2445426 |
| Base 7 | 1203647 | 1204017 |
| Base 8 | 524528 | 524568 |
| Base 9 | 328149 | 328189 |
| Base 10 | 2180210 | 2180610 |
| Base 11 | 1542011 | 1542411 |
| Base 12 | 1074a12 | 1075212 |
| Base 13 | 9c0113 | 9c0513 |
| Base 14 | 7d3414 | 7d3814 |
| Base 15 | 66d715 | 66db15 |
| Base 16 | 552a16 | 552e16 |