Compare 128813 vs 128879
| Property | 128813 | 128879 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1288131 | 1288791 |
| Prime factorization | 128813 | 128879 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128813 | 1, 128879 |
| Number of properties | 8 | 8 |
| Additive primes | 4968th | |
| Chen primes | 5212th | 5216th |
| Emirps | 2432nd | |
| Happy primes | 1875th | |
| Harmonic primes | 4539th | 4542nd |
| Isolated primes | 9051st | 9057th |
| Primes | 12056th | 12064th |
| Pythagorean primes | 5996th | |
| Safe primes | 820th | |
| Sexy primes (1st member) | 2993rd | |
| Sexy primes (2nd member) | 2995th | |
| Sophie germain primes | 1444th | |
| Roman numberals | ||
| Base 2 | 111110111001011012 | 111110111011011112 |
| Base 3 | 201122002123 | 201122100223 |
| Base 4 | 1331302314 | 1331312334 |
| Base 5 | 131102235 | 131110045 |
| Base 6 | 24322056 | 24323556 |
| Base 7 | 10443567 | 10445127 |
| Base 8 | 3734558 | 3735578 |
| Base 9 | 2156259 | 2157089 |
| Base 10 | 12881310 | 12887910 |
| Base 11 | 8886311 | 8891311 |
| Base 12 | 6266512 | 626bb12 |
| Base 13 | 4682913 | 4687a13 |
| Base 14 | 34d2d14 | 34d7914 |
| Base 15 | 2827815 | 282be15 |
| Base 16 | 1f72d16 | 1f76f16 |