Compare 72881 vs 72889
| Property | 72881 | 72889 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 311 × 23511 | 728891 |
| Prime factorization | 31 × 2351 | 72889 |
| Divisors count | 4 | 2 |
| Divisors | 1, 31, 2351, 72881 | 1, 72889 |
| Number of properties | 1 | 7 |
| Cousin primes (1st member) | 935th | |
| Happy primes | 1125th | |
| Isolated primes | 5322nd | |
| Primes | 7205th | |
| Pythagorean primes | 3587th | |
| Semiprimes | 17317th | |
| Sexy primes (2nd member) | 1890th | |
| Ulam primes | 530th | |
| Roman numberals | ||
| Base 2 | 100011100101100012 | 100011100101110012 |
| Base 3 | 102002220223 | 102002221213 |
| Base 4 | 1013023014 | 1013023214 |
| Base 5 | 43130115 | 43130245 |
| Base 6 | 13212256 | 13212416 |
| Base 7 | 4223247 | 4223357 |
| Base 8 | 2162618 | 2162718 |
| Base 9 | 1208689 | 1208779 |
| Base 10 | 7288110 | 7288910 |
| Base 11 | 4a83611 | 4a84311 |
| Base 12 | 3621512 | 3622112 |
| Base 13 | 2723313 | 2723b13 |
| Base 14 | 1c7bb14 | 1c7c514 |
| Base 15 | 168db15 | 168e415 |
| Base 16 | 11cb116 | 11cb916 |