Compare 21799 vs 21801
| Property | 21799 | 21801 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 4 |
| Prime factorization | 217991 | 31 × 132 × 431 |
| Prime factorization | 21799 | 3 × 13 × 13 × 43 |
| Divisors count | 2 | 12 |
| Divisors | 1, 21799 | 1, 3, 13, 39, 43, 129, 169, 507, 559, 1677, 7267, 21801 |
| Number of properties | 3 | 0 |
| Cousin primes (1st member) | 371st | |
| Isolated primes | 1704th | |
| Primes | 2445th | |
| Roman numberals | ||
| Base 2 | 1010101001001112 | 1010101001010012 |
| Base 3 | 10022201013 | 10022201103 |
| Base 4 | 111102134 | 111102214 |
| Base 5 | 11441445 | 11442015 |
| Base 6 | 2445316 | 2445336 |
| Base 7 | 1203617 | 1203637 |
| Base 8 | 524478 | 524518 |
| Base 9 | 328119 | 328139 |
| Base 10 | 2179910 | 2180110 |
| Base 11 | 1541811 | 1541a11 |
| Base 12 | 1074712 | 1074912 |
| Base 13 | 9bcb13 | 9c0013 |
| Base 14 | 7d3114 | 7d3314 |
| Base 15 | 66d415 | 66d615 |
| Base 16 | 552716 | 552916 |