Compare 20123 vs 20543
| Property | 20123 | 20543 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 201231 | 205431 |
| Prime factorization | 20123 | 20543 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20123 | 1, 20543 |
| Number of properties | 6 | 7 |
| Harmonic primes | 845th | |
| Isolated primes | 1591st | 1621st |
| Long primes | 883rd | |
| Primes | 2276th | 2318th |
| Safe primes | 191st | 195th |
| Sexy primes (1st member) | 698th | 707th |
| Sexy primes (2nd member) | 697th | |
| Sexy prime triplets (2nd member) | 192nd | |
| Ulam primes | 173rd | |
| Roman numberals | ||
| Base 2 | 1001110100110112 | 1010000001111112 |
| Base 3 | 10001210223 | 10010112123 |
| Base 4 | 103221234 | 110003334 |
| Base 5 | 11204435 | 11241335 |
| Base 6 | 2330556 | 2350356 |
| Base 7 | 1124457 | 1136157 |
| Base 8 | 472338 | 500778 |
| Base 9 | 305389 | 311559 |
| Base 10 | 2012310 | 2054310 |
| Base 11 | 1413411 | 1448611 |
| Base 12 | b78b12 | ba7b12 |
| Base 13 | 920c13 | 947313 |
| Base 14 | 749514 | 76b514 |
| Base 15 | 5e6815 | 614815 |
| Base 16 | 4e9b16 | 503f16 |