Compare 76981 vs 76991
| Property | 76981 | 76991 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 231 × 33471 | 769911 |
| Prime factorization | 23 × 3347 | 76991 |
| Divisors count | 4 | 2 |
| Divisors | 1, 23, 3347, 76981 | 1, 76991 |
| Number of properties | 1 | 3 |
| Harmonic primes | 2860th | |
| Isolated primes | 5612th | |
| Primes | 7567th | |
| Semiprimes | 18249th | |
| Roman numberals | ||
| Base 2 | 100101100101101012 | 100101100101111112 |
| Base 3 | 102201210113 | 102201211123 |
| Base 4 | 1023023114 | 1023023334 |
| Base 5 | 44304115 | 44304315 |
| Base 6 | 13522216 | 13522356 |
| Base 7 | 4403027 | 4403157 |
| Base 8 | 2262658 | 2262778 |
| Base 9 | 1265349 | 1265459 |
| Base 10 | 7698110 | 7699110 |
| Base 11 | 5292311 | 5293211 |
| Base 12 | 3867112 | 3867b12 |
| Base 13 | 2906813 | 2907513 |
| Base 14 | 200a914 | 200b514 |
| Base 15 | 17c2115 | 17c2b15 |
| Base 16 | 12cb516 | 12cbf16 |