Compare 128747 vs 128756
| Property | 128747 | 128756 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 3 |
| Prime factorization | 1287471 | 22 × 321891 |
| Prime factorization | 128747 | 2 × 2 × 32189 |
| Divisors count | 2 | 6 |
| Divisors | 1, 128747 | 1, 2, 4, 32189, 64378, 128756 |
| Number of properties | 5 | 0 |
| Additive primes | 4965th | |
| Chen primes | 5210th | |
| Primes | 12052nd | |
| Safe primes | 819th | |
| Twin primes (1st member) | 1503rd | |
| Roman numberals | ||
| Base 2 | 111110110111010112 | 111110110111101002 |
| Base 3 | 201121211023 | 201121212023 |
| Base 4 | 1331232234 | 1331233104 |
| Base 5 | 131044425 | 131100115 |
| Base 6 | 24320156 | 24320326 |
| Base 7 | 10442337 | 10442457 |
| Base 8 | 3733538 | 3733648 |
| Base 9 | 2155429 | 2155529 |
| Base 10 | 12874710 | 12875610 |
| Base 11 | 8880311 | 8881111 |
| Base 12 | 6260b12 | 6261812 |
| Base 13 | 467a813 | 467b413 |
| Base 14 | 34cc314 | 34ccc14 |
| Base 15 | 2823215 | 2823b15 |
| Base 16 | 1f6eb16 | 1f6f416 |