Compare 128747 vs 128757
| Property | 128747 | 128757 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 1287471 | 31 × 1671 × 2571 |
| Prime factorization | 128747 | 3 × 167 × 257 |
| Divisors count | 2 | 8 |
| Divisors | 1, 128747 | 1, 3, 167, 257, 501, 771, 42919, 128757 |
| 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 | 111110110111101012 |
| Base 3 | 201121211023 | 201121212103 |
| Base 4 | 1331232234 | 1331233114 |
| Base 5 | 131044425 | 131100125 |
| Base 6 | 24320156 | 24320336 |
| Base 7 | 10442337 | 10442467 |
| Base 8 | 3733538 | 3733658 |
| Base 9 | 2155429 | 2155539 |
| Base 10 | 12874710 | 12875710 |
| Base 11 | 8880311 | 8881211 |
| Base 12 | 6260b12 | 6261912 |
| Base 13 | 467a813 | 467b513 |
| Base 14 | 34cc314 | 34ccd14 |
| Base 15 | 2823215 | 2823c15 |
| Base 16 | 1f6eb16 | 1f6f516 |