Compare 2011 vs 2111
| Property | 2011 | 2111 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 20111 | 21111 |
| Prime factorization | 2011 | 2111 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2011 | 1, 2111 |
| Number of properties | 4 | 8 |
| Additive primes | 166th | |
| Chen primes | 195th | |
| Happy primes | 58th | |
| Harmonic primes | 113th | 117th |
| Isolated primes | 184th | |
| Multiplicative primes | 18th | |
| Primes | 305th | 318th |
| Sexy primes (1st member) | 130th | |
| Solinas primes | 59th | |
| Twin primes (1st member) | 65th | |
| Roman numberals | MMXI | MMCXI |
| Base 2 | 111110110112 | 1000001111112 |
| Base 3 | 22021113 | 22200123 |
| Base 4 | 1331234 | 2003334 |
| Base 5 | 310215 | 314215 |
| Base 6 | 131516 | 134356 |
| Base 7 | 56027 | 61047 |
| Base 8 | 37338 | 40778 |
| Base 9 | 26749 | 28059 |
| Base 10 | 201110 | 211110 |
| Base 11 | 156911 | 164a11 |
| Base 12 | 11b712 | 127b12 |
| Base 13 | bb913 | c6513 |
| Base 14 | a3914 | aab14 |
| Base 15 | 8e115 | 95b15 |
| Base 16 | 7db16 | 83f16 |