Compare 20857 vs 21121
| Property | 20857 | 21121 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 208571 | 211211 |
| Prime factorization | 20857 | 21121 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20857 | 1, 21121 |
| Number of properties | 4 | 4 |
| Additive primes | 1102nd | |
| Isolated primes | 1637th | 1655th |
| Long primes | 891st | |
| Primes | 2346th | 2374th |
| Pythagorean primes | 1167th | 1179th |
| Roman numberals | ||
| Base 2 | 1010001011110012 | 1010010100000012 |
| Base 3 | 10011211113 | 10012220213 |
| Base 4 | 110113214 | 110220014 |
| Base 5 | 11314125 | 11334415 |
| Base 6 | 2403216 | 2414416 |
| Base 7 | 1145447 | 1154027 |
| Base 8 | 505718 | 512018 |
| Base 9 | 315449 | 318679 |
| Base 10 | 2085710 | 2112110 |
| Base 11 | 1474111 | 1496111 |
| Base 12 | 100a112 | 1028112 |
| Base 13 | 965513 | 97c913 |
| Base 14 | 785b14 | 79a914 |
| Base 15 | 62a715 | 63d115 |
| Base 16 | 517916 | 528116 |