Compare 20543 vs 21149
| Property | 20543 | 21149 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 205431 | 211491 |
| Prime factorization | 20543 | 21149 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20543 | 1, 21149 |
| Number of properties | 7 | 11 |
| Additive primes | 1104th | |
| Chen primes | 1168th | |
| Happy primes | 394th | |
| Harmonic primes | 845th | |
| Isolated primes | 1621st | 1658th |
| Long primes | 883rd | 904th |
| Primes | 2318th | 2377th |
| Pythagorean primes | 1180th | |
| Safe primes | 195th | |
| Sexy primes (1st member) | 707th | |
| Sexy primes (2nd member) | 719th | |
| Sophie germain primes | 344th | |
| Super primes | 352nd | |
| Ulam primes | 173rd | 178th |
| Roman numberals | ||
| Base 2 | 1010000001111112 | 1010010100111012 |
| Base 3 | 10010112123 | 10020000223 |
| Base 4 | 110003334 | 110221314 |
| Base 5 | 11241335 | 11340445 |
| Base 6 | 2350356 | 2415256 |
| Base 7 | 1136157 | 1154427 |
| Base 8 | 500778 | 512358 |
| Base 9 | 311559 | 320089 |
| Base 10 | 2054310 | 2114910 |
| Base 11 | 1448611 | 1498711 |
| Base 12 | ba7b12 | 102a512 |
| Base 13 | 947313 | 981b13 |
| Base 14 | 76b514 | 79c914 |
| Base 15 | 614815 | 63ee15 |
| Base 16 | 503f16 | 529d16 |