Compare 20887 vs 21169
| Property | 20887 | 21169 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 208871 | 211691 |
| Prime factorization | 20887 | 21169 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20887 | 1, 21169 |
| Number of properties | 3 | 9 |
| Additive primes | 1106th | |
| Chen primes | 1169th | |
| Cuban primes 2 | 17th | |
| Isolated primes | 1640th | 1661st |
| Lucky primes | 381st | 386th |
| Primes | 2349th | 2380th |
| Pythagorean primes | 1182nd | |
| Sexy primes (2nd member) | 721st | |
| Sexy prime triplets (3rd member) | 197th | |
| Roman numberals | ||
| Base 2 | 1010001100101112 | 1010010101100012 |
| Base 3 | 10011221213 | 10020010013 |
| Base 4 | 110121134 | 110223014 |
| Base 5 | 11320225 | 11341345 |
| Base 6 | 2404116 | 2420016 |
| Base 7 | 1146167 | 1155017 |
| Base 8 | 506278 | 512618 |
| Base 9 | 315779 | 320319 |
| Base 10 | 2088710 | 2116910 |
| Base 11 | 1476911 | 149a511 |
| Base 12 | 1010712 | 1030112 |
| Base 13 | 967913 | 983513 |
| Base 14 | 787d14 | 7a0114 |
| Base 15 | 62c715 | 641415 |
| Base 16 | 519716 | 52b116 |