Compare 81125 vs 81131
| Property | 81125 | 81131 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 53 × 111 × 591 | 811311 |
| Prime factorization | 5 × 5 × 5 × 11 × 59 | 81131 |
| Divisors count | 16 | 2 |
| Divisors | 1, 5, 11, 25, 55, 59, 125, 275, 295, 649, 1375, 1475, 3245, 7375, 16225, 81125 | 1, 81131 |
| Number of properties | 0 | 4 |
| Harmonic primes | 2996th | |
| Isolated primes | 5897th | |
| Primes | 7942nd | |
| Sophie germain primes | 987th | |
| Roman numberals | ||
| Base 2 | 100111100111001012 | 100111100111010112 |
| Base 3 | 110100211223 | 110100212123 |
| Base 4 | 1033032114 | 1033032234 |
| Base 5 | 100440005 | 100440115 |
| Base 6 | 14233256 | 14233356 |
| Base 7 | 4553427 | 4553517 |
| Base 8 | 2363458 | 2363538 |
| Base 9 | 1332489 | 1332559 |
| Base 10 | 8112510 | 8113110 |
| Base 11 | 55a5011 | 55a5611 |
| Base 12 | 3ab4512 | 3ab4b12 |
| Base 13 | 2ac0513 | 2ac0b13 |
| Base 14 | 217c914 | 217d114 |
| Base 15 | 1908515 | 1908b15 |
| Base 16 | 13ce516 | 13ceb16 |