Compare 131221 vs 131441
| Property | 131221 | 131441 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1312211 | 1314411 |
| Prime factorization | 131221 | 131441 |
| Divisors count | 2 | 2 |
| Divisors | 1, 131221 | 1, 131441 |
| Number of properties | 4 | 8 |
| Chen primes | 5297th | |
| Cousin primes (2nd member) | 1521st | |
| Emirps | 2494th | |
| Happy primes | 1918th | |
| Isolated primes | 9208th | 9224th |
| Primes | 12261st | 12279th |
| Pythagorean primes | 6100th | 6110th |
| Sexy primes (1st member) | 3042nd | |
| Sophie germain primes | 1466th | |
| Roman numberals | ||
| Base 2 | 1000000000100101012 | 1000000001011100012 |
| Base 3 | 202000000013 | 202000220123 |
| Base 4 | 2000021114 | 2000113014 |
| Base 5 | 131443415 | 132012315 |
| Base 6 | 24513016 | 24523056 |
| Base 7 | 10543667 | 10551327 |
| Base 8 | 4002258 | 4005618 |
| Base 9 | 2200019 | 2202659 |
| Base 10 | 13122110 | 13144110 |
| Base 11 | 8a65211 | 8a83211 |
| Base 12 | 63b3112 | 6409512 |
| Base 13 | 4795c13 | 47a9b13 |
| Base 14 | 35b6d14 | 35c8914 |
| Base 15 | 28d3115 | 28e2b15 |
| Base 16 | 2009516 | 2017116 |