Compare 20543 vs 20546
| Property | 20543 | 20546 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 205431 | 21 × 102731 |
| Prime factorization | 20543 | 2 × 10273 |
| Divisors count | 2 | 4 |
| Divisors | 1, 20543 | 1, 2, 10273, 20546 |
| Number of properties | 7 | 1 |
| Harmonic primes | 845th | |
| Isolated primes | 1621st | |
| Long primes | 883rd | |
| Primes | 2318th | |
| Safe primes | 195th | |
| Semiprimes | 5213th | |
| Sexy primes (1st member) | 707th | |
| Ulam primes | 173rd | |
| Roman numberals | ||
| Base 2 | 1010000001111112 | 1010000010000102 |
| Base 3 | 10010112123 | 10010112223 |
| Base 4 | 110003334 | 110010024 |
| Base 5 | 11241335 | 11241415 |
| Base 6 | 2350356 | 2350426 |
| Base 7 | 1136157 | 1136217 |
| Base 8 | 500778 | 501028 |
| Base 9 | 311559 | 311589 |
| Base 10 | 2054310 | 2054610 |
| Base 11 | 1448611 | 1448911 |
| Base 12 | ba7b12 | ba8212 |
| Base 13 | 947313 | 947613 |
| Base 14 | 76b514 | 76b814 |
| Base 15 | 614815 | 614b15 |
| Base 16 | 503f16 | 504216 |