Compare 21396 vs 21405
| Property | 21396 | 21405 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 4 | 3 |
| Prime factorization | 22 × 31 × 17831 | 31 × 51 × 14271 |
| Prime factorization | 2 × 2 × 3 × 1783 | 3 × 5 × 1427 |
| Divisors count | 12 | 8 |
| Divisors | 1, 2, 3, 4, 6, 12, 1783, 3566, 5349, 7132, 10698, 21396 | 1, 3, 5, 15, 1427, 4281, 7135, 21405 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 1010011100101002 | 1010011100111012 |
| Base 3 | 10021001103 | 10021002103 |
| Base 4 | 110321104 | 110321314 |
| Base 5 | 11410415 | 11411105 |
| Base 6 | 2430206 | 2430336 |
| Base 7 | 1162447 | 1162567 |
| Base 8 | 516248 | 516358 |
| Base 9 | 323139 | 323239 |
| Base 10 | 2139610 | 2140510 |
| Base 11 | 1509111 | 1509a11 |
| Base 12 | 1047012 | 1047912 |
| Base 13 | 997b13 | 998713 |
| Base 14 | 7b2414 | 7b2d14 |
| Base 15 | 651615 | 652015 |
| Base 16 | 539416 | 539d16 |