Compare 81131 vs 82139
| Property | 81131 | 82139 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 811311 | 821391 |
| Prime factorization | 81131 | 82139 |
| Divisors count | 2 | 2 |
| Divisors | 1, 81131 | 1, 82139 |
| Number of properties | 4 | 6 |
| Additive primes | 3333rd | |
| Chen primes | 3618th | |
| Harmonic primes | 2996th | |
| Isolated primes | 5897th | |
| Long primes | 3045th | |
| Primes | 7942nd | 8030th |
| Sophie germain primes | 987th | 997th |
| Twin primes (1st member) | 1035th | |
| Roman numberals | ||
| Base 2 | 100111100111010112 | 101000000110110112 |
| Base 3 | 110100212123 | 110112000123 |
| Base 4 | 1033032234 | 1100031234 |
| Base 5 | 100440115 | 101120245 |
| Base 6 | 14233356 | 14321356 |
| Base 7 | 4553517 | 4613217 |
| Base 8 | 2363538 | 2403338 |
| Base 9 | 1332559 | 1346059 |
| Base 10 | 8113110 | 8213910 |
| Base 11 | 55a5611 | 5679211 |
| Base 12 | 3ab4b12 | 3b64b12 |
| Base 13 | 2ac0b13 | 2b50513 |
| Base 14 | 217d114 | 21d1114 |
| Base 15 | 1908b15 | 1950e15 |
| Base 16 | 13ceb16 | 140db16 |