Compare 20123 vs 20135
| Property | 20123 | 20135 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 201231 | 51 × 40271 |
| Prime factorization | 20123 | 5 × 4027 |
| Divisors count | 2 | 4 |
| Divisors | 1, 20123 | 1, 5, 4027, 20135 |
| Number of properties | 6 | 1 |
| Isolated primes | 1591st | |
| Primes | 2276th | |
| Safe primes | 191st | |
| Semiprimes | 5114th | |
| Sexy primes (1st member) | 698th | |
| Sexy primes (2nd member) | 697th | |
| Sexy prime triplets (2nd member) | 192nd | |
| Roman numberals | ||
| Base 2 | 1001110100110112 | 1001110101001112 |
| Base 3 | 10001210223 | 10001212023 |
| Base 4 | 103221234 | 103222134 |
| Base 5 | 11204435 | 11210205 |
| Base 6 | 2330556 | 2331156 |
| Base 7 | 1124457 | 1124637 |
| Base 8 | 472338 | 472478 |
| Base 9 | 305389 | 305529 |
| Base 10 | 2012310 | 2013510 |
| Base 11 | 1413411 | 1414511 |
| Base 12 | b78b12 | b79b12 |
| Base 13 | 920c13 | 921b13 |
| Base 14 | 749514 | 74a314 |
| Base 15 | 5e6815 | 5e7515 |
| Base 16 | 4e9b16 | 4ea716 |