Compare 81131 vs 81239
| Property | 81131 | 81239 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 811311 | 812391 |
| Prime factorization | 81131 | 81239 |
| Divisors count | 2 | 2 |
| Divisors | 1, 81131 | 1, 81239 |
| Number of properties | 4 | 5 |
| Additive primes | 3306th | |
| Chen primes | 3596th | |
| Harmonic primes | 2996th | |
| Isolated primes | 5897th | 5905th |
| Primes | 7942nd | 7952nd |
| Sexy primes (2nd member) | 2067th | |
| Sophie germain primes | 987th | |
| Roman numberals | ||
| Base 2 | 100111100111010112 | 100111101010101112 |
| Base 3 | 110100212123 | 110101022123 |
| Base 4 | 1033032234 | 1033111134 |
| Base 5 | 100440115 | 100444245 |
| Base 6 | 14233356 | 14240356 |
| Base 7 | 4553517 | 4555647 |
| Base 8 | 2363538 | 2365278 |
| Base 9 | 1332559 | 1333859 |
| Base 10 | 8113110 | 8123910 |
| Base 11 | 55a5611 | 5604411 |
| Base 12 | 3ab4b12 | 3b01b12 |
| Base 13 | 2ac0b13 | 2ac9213 |
| Base 14 | 217d114 | 2186b14 |
| Base 15 | 1908b15 | 1910e15 |
| Base 16 | 13ceb16 | 13d5716 |