Compare 128509 vs 128549
| Property | 128509 | 128549 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1285091 | 1285491 |
| Prime factorization | 128509 | 128549 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128509 | 1, 128549 |
| Number of properties | 4 | 7 |
| Additive primes | 4960th | |
| Chen primes | 5204th | |
| Isolated primes | 9036th | |
| Long primes | 4516th | |
| Primes | 12033rd | 12036th |
| Pythagorean primes | 5984th | 5986th |
| Sophie germain primes | 1442nd | |
| Twin primes (1st member) | 1501st | |
| Ulam primes | 841st | |
| Roman numberals | ||
| Base 2 | 111110101111111012 | 111110110001001012 |
| Base 3 | 201120211213 | 201121000023 |
| Base 4 | 1331133314 | 1331202114 |
| Base 5 | 131030145 | 131031445 |
| Base 6 | 24305416 | 24310456 |
| Base 7 | 10434437 | 10435317 |
| Base 8 | 3727758 | 3730458 |
| Base 9 | 2152479 | 2153029 |
| Base 10 | 12850910 | 12854910 |
| Base 11 | 8860711 | 8864311 |
| Base 12 | 6245112 | 6248512 |
| Base 13 | 4665413 | 4668513 |
| Base 14 | 34b9314 | 34bc114 |
| Base 15 | 2812415 | 2814e15 |
| Base 16 | 1f5fd16 | 1f62516 |