Compare 128159 vs 128171
| Property | 128159 | 128171 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1281591 | 671 × 19131 |
| Prime factorization | 128159 | 67 × 1913 |
| Divisors count | 2 | 4 |
| Divisors | 1, 128159 | 1, 67, 1913, 128171 |
| Number of properties | 5 | 1 |
| Happy primes | 1865th | |
| Isolated primes | 9009th | |
| Primes | 11998th | |
| Semiprimes | 29640th | |
| Sexy primes (2nd member) | 2980th | |
| Sexy prime triplets (3rd member) | 636th | |
| Roman numberals | ||
| Base 2 | 111110100100111112 | 111110100101010112 |
| Base 3 | 201112101223 | 201112110023 |
| Base 4 | 1331021334 | 1331022234 |
| Base 5 | 131001145 | 131001415 |
| Base 6 | 24251556 | 24252156 |
| Base 7 | 10424337 | 10424517 |
| Base 8 | 3722378 | 3722538 |
| Base 9 | 2147189 | 2147329 |
| Base 10 | 12815910 | 12817110 |
| Base 11 | 8831911 | 8832a11 |
| Base 12 | 621bb12 | 6220b12 |
| Base 13 | 4644513 | 4645413 |
| Base 14 | 349c314 | 349d114 |
| Base 15 | 27e8e15 | 27e9b15 |
| Base 16 | 1f49f16 | 1f4ab16 |