Compare 21839 vs 22129
| Property | 21839 | 22129 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 218391 | 221291 |
| Prime factorization | 21839 | 22129 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21839 | 1, 22129 |
| Number of properties | 5 | 7 |
| Additive primes | 1133rd | |
| Chen primes | 1202nd | |
| Cousin primes (1st member) | 376th | |
| Happy primes | 407th | |
| Harmonic primes | 902nd | 914th |
| Isolated primes | 1732nd | |
| Primes | 2449th | 2481st |
| Pythagorean primes | 1229th | |
| Sexy primes (2nd member) | 747th | |
| Twin primes (1st member) | 372nd | |
| Roman numberals | ||
| Base 2 | 1010101010011112 | 1010110011100012 |
| Base 3 | 10022212123 | 10101001213 |
| Base 4 | 111110334 | 111213014 |
| Base 5 | 11443245 | 12020045 |
| Base 6 | 2450356 | 2502416 |
| Base 7 | 1204467 | 1213427 |
| Base 8 | 525178 | 531618 |
| Base 9 | 328559 | 333179 |
| Base 10 | 2183910 | 2212910 |
| Base 11 | 1545411 | 1569811 |
| Base 12 | 1077b12 | 1098112 |
| Base 13 | 9c2c13 | a0c313 |
| Base 14 | 7d5d14 | 80c914 |
| Base 15 | 670e15 | 685415 |
| Base 16 | 554f16 | 567116 |