Compare 8161 vs 9151
| Property | 8161 | 9151 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 81611 | 91511 |
| Prime factorization | 8161 | 9151 |
| Divisors count | 2 | 2 |
| Divisors | 1, 8161 | 1, 9151 |
| Number of properties | 7 | 5 |
| Good primes | 151st | 167th |
| Isolated primes | 671st | 751st |
| Lucky primes | 185th | 196th |
| Primes | 1024th | 1134th |
| Pythagorean primes | 509th | |
| Sexy primes (1st member) | 351st | 382nd |
| Solinas primes | 75th | |
| Roman numberals | ||
| Base 2 | 11111111000012 | 100011101111112 |
| Base 3 | 1020120213 | 1101122213 |
| Base 4 | 13332014 | 20323334 |
| Base 5 | 2301215 | 2431015 |
| Base 6 | 1014416 | 1102116 |
| Base 7 | 325367 | 354527 |
| Base 8 | 177418 | 216778 |
| Base 9 | 121679 | 134879 |
| Base 10 | 816110 | 915110 |
| Base 11 | 614a11 | 696a11 |
| Base 12 | 488112 | 536712 |
| Base 13 | 393a13 | 421c13 |
| Base 14 | 2d8d14 | 349914 |
| Base 15 | 264115 | 2aa115 |
| Base 16 | 1fe116 | 23bf16 |