Compare 128385 vs 128389
| Property | 128385 | 128389 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 6 | 1 |
| Prime factorization | 34 × 51 × 3171 | 1283891 |
| Prime factorization | 3 × 3 × 3 × 3 × 5 × 317 | 128389 |
| Divisors count | 20 | 2 |
| Divisors | 1, 3, 5, 9, 15, 27, 45, 81, 135, 317, 405, 951, 1585, 2853, 4755, 8559, 14265, 25677, 42795, 128385 | 1, 128389 |
| Number of properties | 0 | 9 |
| Additive primes | 4954th | |
| Chen primes | 5196th | |
| Cousin primes (1st member) | 1494th | |
| Good primes | 789th | |
| Harmonic primes | 4525th | |
| Isolated primes | 9024th | |
| Long primes | 4512th | |
| Primes | 12019th | |
| Pythagorean primes | 5975th | |
| Roman numberals | ||
| Base 2 | 111110101100000012 | 111110101100001012 |
| Base 3 | 201120100003 | 201120100113 |
| Base 4 | 1331120014 | 1331120114 |
| Base 5 | 131020205 | 131020245 |
| Base 6 | 24302136 | 24302216 |
| Base 7 | 10432057 | 10432127 |
| Base 8 | 3726018 | 3726058 |
| Base 9 | 2151009 | 2151049 |
| Base 10 | 12838510 | 12838910 |
| Base 11 | 8850411 | 8850811 |
| Base 12 | 6236912 | 6237112 |
| Base 13 | 4658a13 | 4659113 |
| Base 14 | 34b0514 | 34b0914 |
| Base 15 | 2809015 | 2809415 |
| Base 16 | 1f58116 | 1f58516 |