Compare 20857 vs 21089
| Property | 20857 | 21089 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 208571 | 210891 |
| Prime factorization | 20857 | 21089 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20857 | 1, 21089 |
| Number of properties | 4 | 5 |
| Isolated primes | 1637th | 1652nd |
| Long primes | 891st | |
| Primes | 2346th | 2371st |
| Pythagorean primes | 1167th | 1177th |
| Sophie germain primes | 343rd | |
| Super primes | 351st | |
| Roman numberals | ||
| Base 2 | 1010001011110012 | 1010010011000012 |
| Base 3 | 10011211113 | 10012210023 |
| Base 4 | 110113214 | 110212014 |
| Base 5 | 11314125 | 11333245 |
| Base 6 | 2403216 | 2413456 |
| Base 7 | 1145447 | 1153257 |
| Base 8 | 505718 | 511418 |
| Base 9 | 315449 | 318329 |
| Base 10 | 2085710 | 2108910 |
| Base 11 | 1474111 | 1493211 |
| Base 12 | 100a112 | 1025512 |
| Base 13 | 965513 | 97a313 |
| Base 14 | 785b14 | 798514 |
| Base 15 | 62a715 | 63ae15 |
| Base 16 | 517916 | 526116 |