Compare 166157 vs 166163
| Property | 166157 | 166163 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1661571 | 891 × 18671 |
| Prime factorization | 166157 | 89 × 1867 |
| Divisors count | 2 | 4 |
| Divisors | 1, 166157 | 1, 89, 1867, 166163 |
| Number of properties | 6 | 1 |
| Emirps | 3366th | |
| Harmonic primes | 5701st | |
| Isolated primes | 11479th | |
| Primes | 15184th | |
| Pythagorean primes | 7571st | |
| Semiprimes | 37927th | |
| Sexy primes (2nd member) | 3673rd | |
| Roman numberals | ||
| Base 2 | 1010001001000011012 | 1010001001000100112 |
| Base 3 | 221022202223 | 221022210123 |
| Base 4 | 2202100314 | 2202101034 |
| Base 5 | 203041125 | 203041235 |
| Base 6 | 33211256 | 33211356 |
| Base 7 | 12612657 | 12613047 |
| Base 8 | 5044158 | 5044238 |
| Base 9 | 2728289 | 2728359 |
| Base 10 | 16615710 | 16616310 |
| Base 11 | 10392211 | 10392811 |
| Base 12 | 801a512 | 801ab12 |
| Base 13 | 5a82413 | 5a82a13 |
| Base 14 | 447a514 | 447ab14 |
| Base 15 | 3437215 | 3437815 |
| Base 16 | 2890d16 | 2891316 |