Compare 128291 vs 128389
| Property | 128291 | 128389 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1282911 | 1283891 |
| Prime factorization | 128291 | 128389 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128291 | 1, 128389 |
| Number of properties | 6 | 9 |
| Additive primes | 4950th | 4954th |
| Chen primes | 5196th | |
| Cousin primes (1st member) | 1494th | |
| Cousin primes (2nd member) | 1492nd | |
| Good primes | 789th | |
| Harmonic primes | 4522nd | 4525th |
| Isolated primes | 9017th | 9024th |
| Long primes | 4509th | 4512th |
| Primes | 12010th | 12019th |
| Pythagorean primes | 5975th | |
| Roman numberals | ||
| Base 2 | 111110101001000112 | 111110101100001012 |
| Base 3 | 201112221123 | 201120100113 |
| Base 4 | 1331102034 | 1331120114 |
| Base 5 | 131011315 | 131020245 |
| Base 6 | 24255356 | 24302216 |
| Base 7 | 10430127 | 10432127 |
| Base 8 | 3724438 | 3726058 |
| Base 9 | 2148759 | 2151049 |
| Base 10 | 12829110 | 12838910 |
| Base 11 | 8842911 | 8850811 |
| Base 12 | 622ab12 | 6237112 |
| Base 13 | 4651713 | 4659113 |
| Base 14 | 34a7914 | 34b0914 |
| Base 15 | 2802b15 | 2809415 |
| Base 16 | 1f52316 | 1f58516 |