Compare 21121 vs 21163
| Property | 21121 | 21163 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 211211 | 211631 |
| Prime factorization | 21121 | 21163 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21121 | 1, 21163 |
| Number of properties | 4 | 6 |
| Additive primes | 1102nd | 1105th |
| Isolated primes | 1655th | 1660th |
| Primes | 2374th | 2379th |
| Pythagorean primes | 1179th | |
| Sexy primes (1st member) | 721st | |
| Sexy primes (2nd member) | 720th | |
| Sexy prime triplets (2nd member) | 197th | |
| Roman numberals | ||
| Base 2 | 1010010100000012 | 1010010101010112 |
| Base 3 | 10012220213 | 10020002113 |
| Base 4 | 110220014 | 110222234 |
| Base 5 | 11334415 | 11341235 |
| Base 6 | 2414416 | 2415516 |
| Base 7 | 1154027 | 1154627 |
| Base 8 | 512018 | 512538 |
| Base 9 | 318679 | 320249 |
| Base 10 | 2112110 | 2116310 |
| Base 11 | 1496111 | 1499a11 |
| Base 12 | 1028112 | 102b712 |
| Base 13 | 97c913 | 982c13 |
| Base 14 | 79a914 | 79d914 |
| Base 15 | 63d115 | 640d15 |
| Base 16 | 528116 | 52ab16 |