Compare 20857 vs 20959
| Property | 20857 | 20959 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 208571 | 209591 |
| Prime factorization | 20857 | 20959 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20857 | 1, 20959 |
| Number of properties | 4 | 5 |
| Cousin primes (1st member) | 357th | |
| Isolated primes | 1637th | 1646th |
| Long primes | 891st | |
| Lucky primes | 383rd | |
| Primes | 2346th | 2357th |
| Pythagorean primes | 1167th | |
| Super primes | 350th | |
| Roman numberals | ||
| Base 2 | 1010001011110012 | 1010001110111112 |
| Base 3 | 10011211113 | 10012020213 |
| Base 4 | 110113214 | 110131334 |
| Base 5 | 11314125 | 11323145 |
| Base 6 | 2403216 | 2410116 |
| Base 7 | 1145447 | 1150517 |
| Base 8 | 505718 | 507378 |
| Base 9 | 315449 | 316679 |
| Base 10 | 2085710 | 2095910 |
| Base 11 | 1474111 | 1482411 |
| Base 12 | 100a112 | 1016712 |
| Base 13 | 965513 | 970313 |
| Base 14 | 785b14 | 78d114 |
| Base 15 | 62a715 | 632415 |
| Base 16 | 517916 | 51df16 |