Compare 8161 vs 8641
| Property | 8161 | 8641 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 81611 | 86411 |
| Prime factorization | 8161 | 8641 |
| Divisors count | 2 | 2 |
| Divisors | 1, 8161 | 1, 8641 |
| Number of properties | 7 | 7 |
| Additive primes | 524th | |
| Good primes | 151st | |
| Harmonic primes | 394th | |
| Isolated primes | 671st | 707th |
| Lucky primes | 185th | 193rd |
| Primes | 1024th | 1076th |
| Pythagorean primes | 509th | 535th |
| Sexy primes (1st member) | 351st | 364th |
| Solinas primes | 75th | |
| Roman numberals | ||
| Base 2 | 11111111000012 | 100001110000012 |
| Base 3 | 1020120213 | 1022120013 |
| Base 4 | 13332014 | 20130014 |
| Base 5 | 2301215 | 2340315 |
| Base 6 | 1014416 | 1040016 |
| Base 7 | 325367 | 341237 |
| Base 8 | 177418 | 207018 |
| Base 9 | 121679 | 127619 |
| Base 10 | 816110 | 864110 |
| Base 11 | 614a11 | 654611 |
| Base 12 | 488112 | 500112 |
| Base 13 | 393a13 | 3c1913 |
| Base 14 | 2d8d14 | 321314 |
| Base 15 | 264115 | 286115 |
| Base 16 | 1fe116 | 21c116 |