Compare 21893 vs 21902
| Property | 21893 | 21902 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 218931 | 21 × 471 × 2331 |
| Prime factorization | 21893 | 2 × 47 × 233 |
| Divisors count | 2 | 8 |
| Divisors | 1, 21893 | 1, 2, 47, 94, 233, 466, 10951, 21902 |
| Number of properties | 5 | 0 |
| Additive primes | 1136th | |
| Isolated primes | 1713th | |
| Primes | 2456th | |
| Pythagorean primes | 1218th | |
| Sophie germain primes | 354th | |
| Roman numberals | ||
| Base 2 | 1010101100001012 | 1010101100011102 |
| Base 3 | 10100002123 | 10100010123 |
| Base 4 | 111120114 | 111120324 |
| Base 5 | 12000335 | 12001025 |
| Base 6 | 2452056 | 2452226 |
| Base 7 | 1205547 | 1205667 |
| Base 8 | 526058 | 526168 |
| Base 9 | 330259 | 330359 |
| Base 10 | 2189310 | 2190210 |
| Base 11 | 154a311 | 1550111 |
| Base 12 | 1080512 | 1081212 |
| Base 13 | 9c7113 | 9c7a13 |
| Base 14 | 7d9b14 | 7da614 |
| Base 15 | 674815 | 675215 |
| Base 16 | 558516 | 558e16 |