Compare 19889 vs 20549
| Property | 19889 | 20549 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 198891 | 205491 |
| Prime factorization | 19889 | 20549 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19889 | 1, 20549 |
| Number of properties | 8 | 7 |
| Chen primes | 1106th | 1141st |
| Good primes | 255th | |
| Happy primes | 374th | |
| Harmonic primes | 814th | 846th |
| Long primes | 884th | |
| Primes | 2249th | 2319th |
| Pythagorean primes | 1118th | 1155th |
| Sexy primes (2nd member) | 707th | |
| Sophie germain primes | 323rd | |
| Twin primes (1st member) | 340th | 350th |
| Roman numberals | ||
| Base 2 | 1001101101100012 | 1010000010001012 |
| Base 3 | 10000211223 | 10010120023 |
| Base 4 | 103123014 | 110010114 |
| Base 5 | 11140245 | 11241445 |
| Base 6 | 2320256 | 2350456 |
| Base 7 | 1116627 | 1136247 |
| Base 8 | 466618 | 501058 |
| Base 9 | 302489 | 311629 |
| Base 10 | 1988910 | 2054910 |
| Base 11 | 13a4111 | 1449111 |
| Base 12 | b61512 | ba8512 |
| Base 13 | 908c13 | 947913 |
| Base 14 | 736914 | 76bb14 |
| Base 15 | 5d5e15 | 614e15 |
| Base 16 | 4db116 | 504516 |