Compare 21121 vs 21169
| Property | 21121 | 21169 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 211211 | 211691 |
| Prime factorization | 21121 | 21169 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21121 | 1, 21169 |
| Number of properties | 4 | 9 |
| Additive primes | 1102nd | 1106th |
| Chen primes | 1169th | |
| Cuban primes 2 | 17th | |
| Isolated primes | 1655th | 1661st |
| Lucky primes | 386th | |
| Primes | 2374th | 2380th |
| Pythagorean primes | 1179th | 1182nd |
| Sexy primes (2nd member) | 721st | |
| Sexy prime triplets (3rd member) | 197th | |
| Roman numberals | ||
| Base 2 | 1010010100000012 | 1010010101100012 |
| Base 3 | 10012220213 | 10020010013 |
| Base 4 | 110220014 | 110223014 |
| Base 5 | 11334415 | 11341345 |
| Base 6 | 2414416 | 2420016 |
| Base 7 | 1154027 | 1155017 |
| Base 8 | 512018 | 512618 |
| Base 9 | 318679 | 320319 |
| Base 10 | 2112110 | 2116910 |
| Base 11 | 1496111 | 149a511 |
| Base 12 | 1028112 | 1030112 |
| Base 13 | 97c913 | 983513 |
| Base 14 | 79a914 | 7a0114 |
| Base 15 | 63d115 | 641415 |
| Base 16 | 528116 | 52b116 |