Compare 15121 vs 15133
| Property | 15121 | 15133 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 151211 | 371 × 4091 |
| Prime factorization | 15121 | 37 × 409 |
| Divisors count | 2 | 4 |
| Divisors | 1, 15121 | 1, 37, 409, 15133 |
| Number of properties | 6 | 1 |
| Happy primes | 306th | |
| Isolated primes | 1223rd | |
| Lucky primes | 296th | |
| Primes | 1766th | |
| Pythagorean primes | 874th | |
| Semiprimes | 3900th | |
| Ulam primes | 134th | |
| Roman numberals | ||
| Base 2 | 111011000100012 | 111011000111012 |
| Base 3 | 2022020013 | 2022021113 |
| Base 4 | 32301014 | 32301314 |
| Base 5 | 4404415 | 4410135 |
| Base 6 | 1540016 | 1540216 |
| Base 7 | 620417 | 620567 |
| Base 8 | 354218 | 354358 |
| Base 9 | 226619 | 226749 |
| Base 10 | 1512110 | 1513310 |
| Base 11 | 103a711 | 1040811 |
| Base 12 | 890112 | 891112 |
| Base 13 | 6b6213 | 6b7113 |
| Base 14 | 572114 | 572d14 |
| Base 15 | 473115 | 473d15 |
| Base 16 | 3b1116 | 3b1d16 |