Compare 21942 vs 21945
| Property | 21942 | 21945 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 4 | 5 |
| Total factors | 5 | 5 |
| Prime factorization | 21 × 32 × 231 × 531 | 31 × 51 × 71 × 111 × 191 |
| Prime factorization | 2 × 3 × 3 × 23 × 53 | 3 × 5 × 7 × 11 × 19 |
| Divisors count | 24 | 32 |
| Divisors | 1, 2, 3, 6, 9, 18, 23, 46, 53, 69, 106, 138, 159, 207, 318, 414, 477, 954, 1219, 2438, 3657, 7314, 10971, 21942 | 1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 55, 57, 77, 95, 105, 133, 165, 209, 231, 285, 385, 399, 627, 665, 1045, 1155, 1463, 1995, 3135, 4389, 7315, 21945 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 1010101101101102 | 1010101101110012 |
| Base 3 | 10100022003 | 10100022103 |
| Base 4 | 111123124 | 111123214 |
| Base 5 | 12002325 | 12002405 |
| Base 6 | 2453306 | 2453336 |
| Base 7 | 1206547 | 1206607 |
| Base 8 | 526668 | 526718 |
| Base 9 | 330809 | 330839 |
| Base 10 | 2194210 | 2194510 |
| Base 11 | 1553811 | 1554011 |
| Base 12 | 1084612 | 1084912 |
| Base 13 | 9cab13 | 9cb113 |
| Base 14 | 7dd414 | 7dd714 |
| Base 15 | 677c15 | 678015 |
| Base 16 | 55b616 | 55b916 |