Compare 21998 vs 22005
| Property | 21998 | 22005 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 3 | 5 |
| Prime factorization | 21 × 171 × 6471 | 33 × 51 × 1631 |
| Prime factorization | 2 × 17 × 647 | 3 × 3 × 3 × 5 × 163 |
| Divisors count | 8 | 16 |
| Divisors | 1, 2, 17, 34, 647, 1294, 10999, 21998 | 1, 3, 5, 9, 15, 27, 45, 135, 163, 489, 815, 1467, 2445, 4401, 7335, 22005 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 1010101111011102 | 1010101111101012 |
| Base 3 | 10100112023 | 10100120003 |
| Base 4 | 111132324 | 111133114 |
| Base 5 | 12004435 | 12010105 |
| Base 6 | 2455026 | 2455136 |
| Base 7 | 1210647 | 1211047 |
| Base 8 | 527568 | 527658 |
| Base 9 | 331529 | 331609 |
| Base 10 | 2199810 | 2200510 |
| Base 11 | 1558911 | 1559511 |
| Base 12 | 1089212 | 1089912 |
| Base 13 | a02213 | a02913 |
| Base 14 | 803414 | 803b14 |
| Base 15 | 67b815 | 67c015 |
| Base 16 | 55ee16 | 55f516 |