Compare 215797 vs 215805
| Property | 215797 | 215805 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 2157971 | 31 × 51 × 143871 |
| Prime factorization | 215797 | 3 × 5 × 14387 |
| Divisors count | 2 | 8 |
| Divisors | 1, 215797 | 1, 3, 5, 15, 14387, 43161, 71935, 215805 |
| Number of properties | 6 | 0 |
| Additive primes | 7802nd | |
| Chen primes | 8038th | |
| Cousin primes (1st member) | 2280th | |
| Isolated primes | 14689th | |
| Primes | 19270th | |
| Pythagorean primes | 9614th | |
| Roman numberals | ||
| Base 2 | 1101001010111101012 | 1101001010111111012 |
| Base 3 | 1012220001113 | 1012220002103 |
| Base 4 | 3102233114 | 3102233314 |
| Base 5 | 234011425 | 234012105 |
| Base 6 | 43430216 | 43430336 |
| Base 7 | 15561017 | 15561127 |
| Base 8 | 6453658 | 6453758 |
| Base 9 | 3580149 | 3580239 |
| Base 10 | 21579710 | 21580510 |
| Base 11 | 13814a11 | 13815711 |
| Base 12 | a4a7112 | a4a7912 |
| Base 13 | 772ba13 | 772c513 |
| Base 14 | 5890114 | 5890914 |
| Base 15 | 43e1715 | 43e2015 |
| Base 16 | 34af516 | 34afd16 |