Compare 20543 vs 20554
| Property | 20543 | 20554 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 205431 | 21 × 431 × 2391 |
| Prime factorization | 20543 | 2 × 43 × 239 |
| Divisors count | 2 | 8 |
| Divisors | 1, 20543 | 1, 2, 43, 86, 239, 478, 10277, 20554 |
| Number of properties | 7 | 0 |
| Harmonic primes | 845th | |
| Isolated primes | 1621st | |
| Long primes | 883rd | |
| Primes | 2318th | |
| Safe primes | 195th | |
| Sexy primes (1st member) | 707th | |
| Ulam primes | 173rd | |
| Roman numberals | ||
| Base 2 | 1010000001111112 | 1010000010010102 |
| Base 3 | 10010112123 | 10010120213 |
| Base 4 | 110003334 | 110010224 |
| Base 5 | 11241335 | 11242045 |
| Base 6 | 2350356 | 2350546 |
| Base 7 | 1136157 | 1136327 |
| Base 8 | 500778 | 501128 |
| Base 9 | 311559 | 311679 |
| Base 10 | 2054310 | 2055410 |
| Base 11 | 1448611 | 1449611 |
| Base 12 | ba7b12 | ba8a12 |
| Base 13 | 947313 | 948113 |
| Base 14 | 76b514 | 76c214 |
| Base 15 | 614815 | 615415 |
| Base 16 | 503f16 | 504a16 |