Compare 72661 vs 72665
| Property | 72661 | 72665 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 726611 | 51 × 145331 |
| Prime factorization | 72661 | 5 × 14533 |
| Divisors count | 2 | 4 |
| Divisors | 1, 72661 | 1, 5, 14533, 72665 |
| Number of properties | 3 | 1 |
| Isolated primes | 5306th | |
| Primes | 7185th | |
| Pythagorean primes | 3579th | |
| Semiprimes | 17272nd | |
| Roman numberals | ||
| Base 2 | 100011011110101012 | 100011011110110012 |
| Base 3 | 102002000113 | 102002000223 |
| Base 4 | 1012331114 | 1012331214 |
| Base 5 | 43111215 | 43111305 |
| Base 6 | 13202216 | 13202256 |
| Base 7 | 4215617 | 4215657 |
| Base 8 | 2157258 | 2157318 |
| Base 9 | 1206049 | 1206089 |
| Base 10 | 7266110 | 7266510 |
| Base 11 | 4a65611 | 4a65a11 |
| Base 12 | 3607112 | 3607512 |
| Base 13 | 270c413 | 270c813 |
| Base 14 | 1c6a114 | 1c6a514 |
| Base 15 | 167e115 | 167e515 |
| Base 16 | 11bd516 | 11bd916 |