Compare 2011 vs 2161
| Property | 2011 | 2161 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 20111 | 21611 |
| Prime factorization | 2011 | 2161 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2011 | 1, 2161 |
| Number of properties | 4 | 3 |
| Harmonic primes | 113th | |
| Isolated primes | 184th | 193rd |
| Primes | 305th | 326th |
| Pythagorean primes | 159th | |
| Sexy primes (1st member) | 130th | |
| Roman numberals | MMXI | MMCLXI |
| Base 2 | 111110110112 | 1000011100012 |
| Base 3 | 22021113 | 22220013 |
| Base 4 | 1331234 | 2013014 |
| Base 5 | 310215 | 321215 |
| Base 6 | 131516 | 140016 |
| Base 7 | 56027 | 62057 |
| Base 8 | 37338 | 41618 |
| Base 9 | 26749 | 28619 |
| Base 10 | 201110 | 216110 |
| Base 11 | 156911 | 169511 |
| Base 12 | 11b712 | 130112 |
| Base 13 | bb913 | ca313 |
| Base 14 | a3914 | b0514 |
| Base 15 | 8e115 | 99115 |
| Base 16 | 7db16 | 87116 |