Compare 131221 vs 131357
| Property | 131221 | 131357 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1312211 | 1313571 |
| Prime factorization | 131221 | 131357 |
| Divisors count | 2 | 2 |
| Divisors | 1, 131221 | 1, 131357 |
| Number of properties | 4 | 6 |
| Chen primes | 5296th | |
| Emirps | 2494th | |
| Happy primes | 1916th | |
| Isolated primes | 9208th | 9217th |
| Primes | 12261st | 12272nd |
| Pythagorean primes | 6100th | 6106th |
| Sexy primes (1st member) | 3040th | |
| Roman numberals | ||
| Base 2 | 1000000000100101012 | 1000000001000111012 |
| Base 3 | 202000000013 | 202000120023 |
| Base 4 | 2000021114 | 2000101314 |
| Base 5 | 131443415 | 132004125 |
| Base 6 | 24513016 | 24520456 |
| Base 7 | 10543667 | 10546527 |
| Base 8 | 4002258 | 4004358 |
| Base 9 | 2200019 | 2201629 |
| Base 10 | 13122110 | 13135710 |
| Base 11 | 8a65211 | 8a76611 |
| Base 12 | 63b3112 | 6402512 |
| Base 13 | 4795c13 | 47a3513 |
| Base 14 | 35b6d14 | 35c2914 |
| Base 15 | 28d3115 | 28dc215 |
| Base 16 | 2009516 | 2011d16 |