Compare 806639 vs 806647
| Property | 806639 | 806647 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 8066391 | 3311 × 24371 |
| Prime factorization | 806639 | 331 × 2437 |
| Divisors count | 2 | 4 |
| Divisors | 1, 806639 | 1, 331, 2437, 806647 |
| Number of properties | 5 | 1 |
| Chen primes | 24920th | |
| Happy primes | 9185th | |
| Isolated primes | 50836th | |
| Primes | 64445th | |
| Semiprimes | 170988th | |
| Sophie germain primes | 6460th | |
| Roman numberals | ||
| Base 2 | 110001001110111011112 | 110001001110111101112 |
| Base 3 | 11112221111123 | 11112221112113 |
| Base 4 | 30103232334 | 30103233134 |
| Base 5 | 2013030245 | 2013030425 |
| Base 6 | 251422356 | 251422516 |
| Base 7 | 65665017 | 65665127 |
| Base 8 | 30473578 | 30473678 |
| Base 9 | 14584459 | 14584549 |
| Base 10 | 80663910 | 80664710 |
| Base 11 | 50104911 | 50105611 |
| Base 12 | 32a97b12 | 32a98712 |
| Base 13 | 22320213 | 22320a13 |
| Base 14 | 16dd7114 | 16dd7914 |
| Base 15 | 10e00e15 | 10e01715 |
| Base 16 | c4eef16 | c4ef716 |