Compare 20549 vs 20981
| Property | 20549 | 20981 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 205491 | 209811 |
| Prime factorization | 20549 | 20981 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20549 | 1, 20981 |
| Number of properties | 7 | 5 |
| Chen primes | 1141st | 1161st |
| Good primes | 265th | |
| Harmonic primes | 846th | |
| Long primes | 884th | |
| Primes | 2319th | 2359th |
| Pythagorean primes | 1155th | 1172nd |
| Sexy primes (2nd member) | 707th | |
| Twin primes (1st member) | 350th | 357th |
| Roman numberals | ||
| Base 2 | 1010000010001012 | 1010001111101012 |
| Base 3 | 10010120023 | 10012100023 |
| Base 4 | 110010114 | 110133114 |
| Base 5 | 11241445 | 11324115 |
| Base 6 | 2350456 | 2410456 |
| Base 7 | 1136247 | 1151127 |
| Base 8 | 501058 | 507658 |
| Base 9 | 311629 | 317029 |
| Base 10 | 2054910 | 2098110 |
| Base 11 | 1449111 | 1484411 |
| Base 12 | ba8512 | 1018512 |
| Base 13 | 947913 | 971c13 |
| Base 14 | 76bb14 | 790914 |
| Base 15 | 614e15 | 633b15 |
| Base 16 | 504516 | 51f516 |