Compare 21221 vs 21893
| Property | 21221 | 21893 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 212211 | 218931 |
| Prime factorization | 21221 | 21893 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21221 | 1, 21893 |
| Number of properties | 6 | 5 |
| Additive primes | 1136th | |
| Chen primes | 1172nd | |
| Isolated primes | 1665th | 1713th |
| Primes | 2386th | 2456th |
| Pythagorean primes | 1184th | 1218th |
| Sexy primes (1st member) | 723rd | |
| Sophie germain primes | 346th | 354th |
| Roman numberals | ||
| Base 2 | 1010010111001012 | 1010101100001012 |
| Base 3 | 10020022223 | 10100002123 |
| Base 4 | 110232114 | 111120114 |
| Base 5 | 11343415 | 12000335 |
| Base 6 | 2421256 | 2452056 |
| Base 7 | 1156047 | 1205547 |
| Base 8 | 513458 | 526058 |
| Base 9 | 320889 | 330259 |
| Base 10 | 2122110 | 2189310 |
| Base 11 | 14a4211 | 154a311 |
| Base 12 | 1034512 | 1080512 |
| Base 13 | 987513 | 9c7113 |
| Base 14 | 7a3b14 | 7d9b14 |
| Base 15 | 644b15 | 674815 |
| Base 16 | 52e516 | 558516 |