Compare 128257 vs 128399
| Property | 128257 | 128399 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1282571 | 1283991 |
| Prime factorization | 128257 | 128399 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128257 | 1, 128399 |
| Number of properties | 8 | 5 |
| Emirps | 2418th | 2422nd |
| Harmonic primes | 4520th | |
| Isolated primes | 9014th | 9026th |
| Long primes | 4506th | |
| Lucky primes | 1577th | |
| Primes | 12007th | 12021st |
| Pythagorean primes | 5970th | |
| Sexy primes (2nd member) | 2983rd | |
| Sophie germain primes | 1440th | |
| Super primes | 1439th | |
| Roman numberals | ||
| Base 2 | 111110101000000012 | 111110101100011112 |
| Base 3 | 201112210213 | 201120101123 |
| Base 4 | 1331100014 | 1331120334 |
| Base 5 | 131010125 | 131020445 |
| Base 6 | 24254416 | 24302356 |
| Base 7 | 10426337 | 10432257 |
| Base 8 | 3724018 | 3726178 |
| Base 9 | 2148379 | 2151159 |
| Base 10 | 12825710 | 12839910 |
| Base 11 | 883a811 | 8851711 |
| Base 12 | 6228112 | 6237b12 |
| Base 13 | 464bc13 | 4659b13 |
| Base 14 | 34a5314 | 34b1514 |
| Base 15 | 2800715 | 2809e15 |
| Base 16 | 1f50116 | 1f58f16 |