Compare 20129 vs 20138
| Property | 20129 | 20138 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 201291 | 21 × 100691 |
| Prime factorization | 20129 | 2 × 10069 |
| Divisors count | 2 | 4 |
| Divisors | 1, 20129 | 1, 2, 10069, 20138 |
| Number of properties | 6 | 1 |
| Chen primes | 1119th | |
| Isolated primes | 1592nd | |
| Primes | 2277th | |
| Pythagorean primes | 1132nd | |
| Semiprimes | 5116th | |
| Sexy primes (2nd member) | 698th | |
| Sexy prime triplets (3rd member) | 192nd | |
| Roman numberals | ||
| Base 2 | 1001110101000012 | 1001110101010102 |
| Base 3 | 10001211123 | 10001212123 |
| Base 4 | 103222014 | 103222224 |
| Base 5 | 11210045 | 11210235 |
| Base 6 | 2331056 | 2331226 |
| Base 7 | 1124547 | 1124667 |
| Base 8 | 472418 | 472528 |
| Base 9 | 305459 | 305559 |
| Base 10 | 2012910 | 2013810 |
| Base 11 | 1413a11 | 1414811 |
| Base 12 | b79512 | b7a212 |
| Base 13 | 921513 | 922113 |
| Base 14 | 749b14 | 74a614 |
| Base 15 | 5e6e15 | 5e7815 |
| Base 16 | 4ea116 | 4eaa16 |