Compare 128851 vs 128857
| Property | 128851 | 128857 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 2691 × 4791 | 1288571 |
| Prime factorization | 269 × 479 | 128857 |
| Divisors count | 4 | 2 |
| Divisors | 1, 269, 479, 128851 | 1, 128857 |
| Number of properties | 1 | 6 |
| Additive primes | 4972nd | |
| Chen primes | 5215th | |
| Cousin primes (1st member) | 1499th | |
| Isolated primes | 9054th | |
| Primes | 12061st | |
| Pythagorean primes | 5999th | |
| Semiprimes | 29780th | |
| Roman numberals | ||
| Base 2 | 111110111010100112 | 111110111010110012 |
| Base 3 | 201122020213 | 201122021113 |
| Base 4 | 1331311034 | 1331311214 |
| Base 5 | 131104015 | 131104125 |
| Base 6 | 24323116 | 24323216 |
| Base 7 | 10444427 | 10444517 |
| Base 8 | 3735238 | 3735318 |
| Base 9 | 2156679 | 2156749 |
| Base 10 | 12885110 | 12885710 |
| Base 11 | 8889811 | 888a311 |
| Base 12 | 6269712 | 626a112 |
| Base 13 | 4685813 | 4686113 |
| Base 14 | 34d5914 | 34d6114 |
| Base 15 | 282a115 | 282a715 |
| Base 16 | 1f75316 | 1f75916 |