Compare 21559 vs 21568
| Property | 21559 | 21568 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 7 |
| Prime factorization | 215591 | 26 × 3371 |
| Prime factorization | 21559 | 2 × 2 × 2 × 2 × 2 × 2 × 337 |
| Divisors count | 2 | 14 |
| Divisors | 1, 21559 | 1, 2, 4, 8, 16, 32, 64, 337, 674, 1348, 2696, 5392, 10784, 21568 |
| Number of properties | 5 | 0 |
| Chen primes | 1187th | |
| Cousin primes (1st member) | 369th | |
| Primes | 2419th | |
| Prime triplets (2nd member) | 184th | |
| Twin primes (2nd member) | 366th | |
| Roman numberals | ||
| Base 2 | 1010100001101112 | 1010100010000002 |
| Base 3 | 10021201113 | 10021202113 |
| Base 4 | 111003134 | 111010004 |
| Base 5 | 11422145 | 11422335 |
| Base 6 | 2434516 | 2435046 |
| Base 7 | 1165667 | 1166117 |
| Base 8 | 520678 | 521008 |
| Base 9 | 325149 | 325249 |
| Base 10 | 2155910 | 2156810 |
| Base 11 | 1521a11 | 1522811 |
| Base 12 | 1058712 | 1059412 |
| Base 13 | 9a7513 | 9a8113 |
| Base 14 | 7bdd14 | 7c0814 |
| Base 15 | 65c415 | 65cd15 |
| Base 16 | 543716 | 544016 |