Compare 21851 vs 22189
| Property | 21851 | 22189 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 218511 | 221891 |
| Prime factorization | 21851 | 22189 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21851 | 1, 22189 |
| Number of properties | 4 | 6 |
| Additive primes | 1134th | |
| Cousin primes (1st member) | 378th | |
| Cuban primes 2 | 18th | |
| Isolated primes | 1708th | 1737th |
| Long primes | 927th | 937th |
| Primes | 2451st | 2488th |
| Pythagorean primes | 1233rd | |
| Roman numberals | ||
| Base 2 | 1010101010110112 | 1010110101011012 |
| Base 3 | 10022220223 | 10101022113 |
| Base 4 | 111111234 | 111222314 |
| Base 5 | 11444015 | 12022245 |
| Base 6 | 2450556 | 2504216 |
| Base 7 | 1204647 | 1214567 |
| Base 8 | 525338 | 532558 |
| Base 9 | 328689 | 333849 |
| Base 10 | 2185110 | 2218910 |
| Base 11 | 1546511 | 1574211 |
| Base 12 | 1078b12 | 10a1112 |
| Base 13 | 9c3b13 | a13b13 |
| Base 14 | 7d6b14 | 812d14 |
| Base 15 | 671b15 | 689415 |
| Base 16 | 555b16 | 56ad16 |