Compare 81131 vs 81197
| Property | 81131 | 81197 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 811311 | 811971 |
| Prime factorization | 81131 | 81197 |
| Divisors count | 2 | 2 |
| Divisors | 1, 81131 | 1, 81197 |
| Number of properties | 4 | 7 |
| Chen primes | 3594th | |
| Harmonic primes | 2996th | 2998th |
| Isolated primes | 5897th | |
| Primes | 7942nd | 7947th |
| Prime triplets (1st member) | 430th | |
| Pythagorean primes | 3961st | |
| Sexy primes (1st member) | 2066th | |
| Sophie germain primes | 987th | |
| Twin primes (1st member) | 1024th | |
| Roman numberals | ||
| Base 2 | 100111100111010112 | 100111101001011012 |
| Base 3 | 110100212123 | 110101010223 |
| Base 4 | 1033032234 | 1033102314 |
| Base 5 | 100440115 | 100442425 |
| Base 6 | 14233356 | 14235256 |
| Base 7 | 4553517 | 4555047 |
| Base 8 | 2363538 | 2364558 |
| Base 9 | 1332559 | 1333389 |
| Base 10 | 8113110 | 8119710 |
| Base 11 | 55a5611 | 5600611 |
| Base 12 | 3ab4b12 | 3aba512 |
| Base 13 | 2ac0b13 | 2ac5c13 |
| Base 14 | 217d114 | 2183b14 |
| Base 15 | 1908b15 | 190d215 |
| Base 16 | 13ceb16 | 13d2d16 |