Compare 8161 vs 8170
| Property | 8161 | 8170 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 4 |
| Prime factorization | 81611 | 21 × 51 × 191 × 431 |
| Prime factorization | 8161 | 2 × 5 × 19 × 43 |
| Divisors count | 2 | 16 |
| Divisors | 1, 8161 | 1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 8170 |
| Number of properties | 7 | 0 |
| Good primes | 151st | |
| Isolated primes | 671st | |
| Lucky primes | 185th | |
| Primes | 1024th | |
| Pythagorean primes | 509th | |
| Sexy primes (1st member) | 351st | |
| Solinas primes | 75th | |
| Roman numberals | ||
| Base 2 | 11111111000012 | 11111111010102 |
| Base 3 | 1020120213 | 1020121213 |
| Base 4 | 13332014 | 13332224 |
| Base 5 | 2301215 | 2301405 |
| Base 6 | 1014416 | 1014546 |
| Base 7 | 325367 | 325517 |
| Base 8 | 177418 | 177528 |
| Base 9 | 121679 | 121779 |
| Base 10 | 816110 | 817010 |
| Base 11 | 614a11 | 615811 |
| Base 12 | 488112 | 488a12 |
| Base 13 | 393a13 | 394613 |
| Base 14 | 2d8d14 | 2d9814 |
| Base 15 | 264115 | 264a15 |
| Base 16 | 1fe116 | 1fea16 |