Compare 128971 vs 129517
| Property | 128971 | 129517 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1289711 | 1295171 |
| Prime factorization | 128971 | 129517 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128971 | 1, 129517 |
| Number of properties | 6 | 5 |
| Emirps | 2434th | |
| Harmonic primes | 4567th | |
| Isolated primes | 9099th | |
| Long primes | 4527th | |
| Lucky primes | 1582nd | 1591st |
| Primes | 12072nd | 12122nd |
| Pythagorean primes | 6034th | |
| Twin primes (2nd member) | 1506th | |
| Ulam primes | 845th | |
| Roman numberals | ||
| Base 2 | 111110111110010112 | 111111001111011012 |
| Base 3 | 201122202013 | 201201222213 |
| Base 4 | 1331330234 | 1332132314 |
| Base 5 | 131113415 | 131210325 |
| Base 6 | 24330316 | 24353416 |
| Base 7 | 10450037 | 10464137 |
| Base 8 | 3737138 | 3747558 |
| Base 9 | 2158219 | 2165879 |
| Base 10 | 12897110 | 12951710 |
| Base 11 | 8899711 | 8934311 |
| Base 12 | 6277712 | 62b5112 |
| Base 13 | 4691b13 | 46c4b13 |
| Base 14 | 3500314 | 352b314 |
| Base 15 | 2833115 | 2859715 |
| Base 16 | 1f7cb16 | 1f9ed16 |