Compare 20663 vs 20879
| Property | 20663 | 20879 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 206631 | 208791 |
| Prime factorization | 20663 | 20879 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20663 | 1, 20879 |
| Number of properties | 7 | 4 |
| Additive primes | 1081st | |
| Chen primes | 1144th | |
| Harmonic primes | 850th | |
| Isolated primes | 1627th | 1639th |
| Long primes | 886th | |
| Primes | 2328th | 2348th |
| Safe primes | 197th | |
| Sexy primes (2nd member) | 712th | |
| Sophie germain primes | 338th | |
| Roman numberals | ||
| Base 2 | 1010000101101112 | 1010001100011112 |
| Base 3 | 10011000223 | 10011220223 |
| Base 4 | 110023134 | 110120334 |
| Base 5 | 11301235 | 11320045 |
| Base 6 | 2353556 | 2403556 |
| Base 7 | 1141467 | 1146057 |
| Base 8 | 502678 | 506178 |
| Base 9 | 313089 | 315689 |
| Base 10 | 2066310 | 2087910 |
| Base 11 | 1458511 | 1476111 |
| Base 12 | bb5b12 | 100bb12 |
| Base 13 | 953613 | 967113 |
| Base 14 | 775d14 | 787514 |
| Base 15 | 61c815 | 62be15 |
| Base 16 | 50b716 | 518f16 |