Compare 20857 vs 21061
| Property | 20857 | 21061 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 208571 | 210611 |
| Prime factorization | 20857 | 21061 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20857 | 1, 21061 |
| Number of properties | 4 | 4 |
| Isolated primes | 1637th | |
| Long primes | 891st | |
| Primes | 2346th | 2369th |
| Pythagorean primes | 1167th | 1176th |
| Sexy primes (1st member) | 717th | |
| Twin primes (2nd member) | 360th | |
| Roman numberals | ||
| Base 2 | 1010001011110012 | 1010010010001012 |
| Base 3 | 10011211113 | 10012200013 |
| Base 4 | 110113214 | 110210114 |
| Base 5 | 11314125 | 11332215 |
| Base 6 | 2403216 | 2413016 |
| Base 7 | 1145447 | 1152557 |
| Base 8 | 505718 | 511058 |
| Base 9 | 315449 | 318019 |
| Base 10 | 2085710 | 2106110 |
| Base 11 | 1474111 | 1490711 |
| Base 12 | 100a112 | 1023112 |
| Base 13 | 965513 | 978113 |
| Base 14 | 785b14 | 796514 |
| Base 15 | 62a715 | 639115 |
| Base 16 | 517916 | 524516 |