Compare 20879 vs 20885
| Property | 20879 | 20885 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 208791 | 51 × 41771 |
| Prime factorization | 20879 | 5 × 4177 |
| Divisors count | 2 | 4 |
| Divisors | 1, 20879 | 1, 5, 4177, 20885 |
| Number of properties | 4 | 1 |
| Isolated primes | 1639th | |
| Primes | 2348th | |
| Semiprimes | 5300th | |
| Sexy primes (2nd member) | 712th | |
| Sophie germain primes | 338th | |
| Roman numberals | ||
| Base 2 | 1010001100011112 | 1010001100101012 |
| Base 3 | 10011220223 | 10011221123 |
| Base 4 | 110120334 | 110121114 |
| Base 5 | 11320045 | 11320205 |
| Base 6 | 2403556 | 2404056 |
| Base 7 | 1146057 | 1146147 |
| Base 8 | 506178 | 506258 |
| Base 9 | 315689 | 315759 |
| Base 10 | 2087910 | 2088510 |
| Base 11 | 1476111 | 1476711 |
| Base 12 | 100bb12 | 1010512 |
| Base 13 | 967113 | 967713 |
| Base 14 | 787514 | 787b14 |
| Base 15 | 62be15 | 62c515 |
| Base 16 | 518f16 | 519516 |