Compare 2161 vs 2287
| Property | 2161 | 2287 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 21611 | 22871 |
| Prime factorization | 2161 | 2287 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2161 | 1, 2287 |
| Number of properties | 3 | 6 |
| Additive primes | 179th | |
| Isolated primes | 193rd | 203rd |
| Primes | 326th | 340th |
| Pythagorean primes | 159th | |
| Sexy primes (1st member) | 140th | |
| Sexy primes (2nd member) | 139th | |
| Sexy prime triplets (2nd member) | 52nd | |
| Roman numberals | MMCLXI | MMCCLXXXVII |
| Base 2 | 1000011100012 | 1000111011112 |
| Base 3 | 22220013 | 100102013 |
| Base 4 | 2013014 | 2032334 |
| Base 5 | 321215 | 331225 |
| Base 6 | 140016 | 143316 |
| Base 7 | 62057 | 64457 |
| Base 8 | 41618 | 43578 |
| Base 9 | 28619 | 31219 |
| Base 10 | 216110 | 228710 |
| Base 11 | 169511 | 179a11 |
| Base 12 | 130112 | 13a712 |
| Base 13 | ca313 | 106c13 |
| Base 14 | b0514 | b9514 |
| Base 15 | 99115 | a2715 |
| Base 16 | 87116 | 8ef16 |