Compare 20873 vs 21221
| Property | 20873 | 21221 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 208731 | 212211 |
| Prime factorization | 20873 | 21221 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20873 | 1, 21221 |
| Number of properties | 7 | 6 |
| Chen primes | 1172nd | |
| Good primes | 263rd | |
| Isolated primes | 1638th | 1665th |
| Long primes | 892nd | |
| Primes | 2347th | 2386th |
| Pythagorean primes | 1168th | 1184th |
| Sexy primes (1st member) | 712th | 723rd |
| Sophie germain primes | 346th | |
| Super primes | 348th | |
| Roman numberals | ||
| Base 2 | 1010001100010012 | 1010010111001012 |
| Base 3 | 10011220023 | 10020022223 |
| Base 4 | 110120214 | 110232114 |
| Base 5 | 11314435 | 11343415 |
| Base 6 | 2403456 | 2421256 |
| Base 7 | 1145667 | 1156047 |
| Base 8 | 506118 | 513458 |
| Base 9 | 315629 | 320889 |
| Base 10 | 2087310 | 2122110 |
| Base 11 | 1475611 | 14a4211 |
| Base 12 | 100b512 | 1034512 |
| Base 13 | 966813 | 987513 |
| Base 14 | 786d14 | 7a3b14 |
| Base 15 | 62b815 | 644b15 |
| Base 16 | 518916 | 52e516 |