Compare 2111 vs 2131
| Property | 2111 | 2131 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 21111 | 21311 |
| Prime factorization | 2111 | 2131 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2111 | 1, 2131 |
| Number of properties | 8 | 5 |
| Additive primes | 166th | 168th |
| Chen primes | 195th | |
| Happy primes | 58th | |
| Harmonic primes | 117th | |
| Multiplicative primes | 18th | |
| Primes | 318th | 321st |
| Sexy primes (1st member) | 134th | |
| Sexy prime triplets (1st member) | 51st | |
| Solinas primes | 59th | |
| Twin primes (1st member) | 65th | |
| Twin primes (2nd member) | 66th | |
| Roman numberals | MMCXI | MMCXXXI |
| Base 2 | 1000001111112 | 1000010100112 |
| Base 3 | 22200123 | 22202213 |
| Base 4 | 2003334 | 2011034 |
| Base 5 | 314215 | 320115 |
| Base 6 | 134356 | 135116 |
| Base 7 | 61047 | 61337 |
| Base 8 | 40778 | 41238 |
| Base 9 | 28059 | 28279 |
| Base 10 | 211110 | 213110 |
| Base 11 | 164a11 | 166811 |
| Base 12 | 127b12 | 129712 |
| Base 13 | c6513 | c7c13 |
| Base 14 | aab14 | ac314 |
| Base 15 | 95b15 | 97115 |
| Base 16 | 83f16 | 85316 |