Compare 21844 vs 21851
| Property | 21844 | 21851 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 22 × 431 × 1271 | 218511 |
| Prime factorization | 2 × 2 × 43 × 127 | 21851 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 4, 43, 86, 127, 172, 254, 508, 5461, 10922, 21844 | 1, 21851 |
| Number of properties | 0 | 4 |
| Additive primes | 1134th | |
| Isolated primes | 1708th | |
| Long primes | 927th | |
| Primes | 2451st | |
| Roman numberals | ||
| Base 2 | 1010101010101002 | 1010101010110112 |
| Base 3 | 10022220013 | 10022220223 |
| Base 4 | 111111104 | 111111234 |
| Base 5 | 11443345 | 11444015 |
| Base 6 | 2450446 | 2450556 |
| Base 7 | 1204547 | 1204647 |
| Base 8 | 525248 | 525338 |
| Base 9 | 328619 | 328689 |
| Base 10 | 2184410 | 2185110 |
| Base 11 | 1545911 | 1546511 |
| Base 12 | 1078412 | 1078b12 |
| Base 13 | 9c3413 | 9c3b13 |
| Base 14 | 7d6414 | 7d6b14 |
| Base 15 | 671415 | 671b15 |
| Base 16 | 555416 | 555b16 |