Compare 21409 vs 21411
| Property | 21409 | 21411 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 5 |
| Prime factorization | 791 × 2711 | 33 × 131 × 611 |
| Prime factorization | 79 × 271 | 3 × 3 × 3 × 13 × 61 |
| Divisors count | 4 | 16 |
| Divisors | 1, 79, 271, 21409 | 1, 3, 9, 13, 27, 39, 61, 117, 183, 351, 549, 793, 1647, 2379, 7137, 21411 |
| Number of properties | 1 | 0 |
| Semiprimes | 5422nd | |
| Roman numberals | ||
| Base 2 | 1010011101000012 | 1010011101000112 |
| Base 3 | 10021002213 | 10021010003 |
| Base 4 | 110322014 | 110322034 |
| Base 5 | 11411145 | 11411215 |
| Base 6 | 2430416 | 2430436 |
| Base 7 | 1162637 | 1162657 |
| Base 8 | 516418 | 516438 |
| Base 9 | 323279 | 323309 |
| Base 10 | 2140910 | 2141110 |
| Base 11 | 150a311 | 150a511 |
| Base 12 | 1048112 | 1048312 |
| Base 13 | 998b13 | 999013 |
| Base 14 | 7b3314 | 7b3514 |
| Base 15 | 652415 | 652615 |
| Base 16 | 53a116 | 53a316 |