Compare 21313 vs 21391
| Property | 21313 | 21391 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 213131 | 213911 |
| Prime factorization | 21313 | 21391 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21313 | 1, 21391 |
| Number of properties | 7 | 3 |
| Cousin primes (1st member) | 362nd | |
| Good primes | 267th | |
| Isolated primes | 1671st | 1676th |
| Primes | 2392nd | 2401st |
| Prime triplets (1st member) | 179th | |
| Pythagorean primes | 1187th | |
| Sexy primes (1st member) | 725th | 729th |
| Roman numberals | ||
| Base 2 | 1010011010000012 | 1010011100011112 |
| Base 3 | 10020201013 | 10021000213 |
| Base 4 | 110310014 | 110320334 |
| Base 5 | 11402235 | 11410315 |
| Base 6 | 2424016 | 2430116 |
| Base 7 | 1160657 | 1162367 |
| Base 8 | 515018 | 516178 |
| Base 9 | 322119 | 323079 |
| Base 10 | 2131310 | 2139110 |
| Base 11 | 1501611 | 1508711 |
| Base 12 | 1040112 | 1046712 |
| Base 13 | 991613 | 997613 |
| Base 14 | 7aa514 | 7b1d14 |
| Base 15 | 64ad15 | 651115 |
| Base 16 | 534116 | 538f16 |