Compare 2011 vs 2131
| Property | 2011 | 2131 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 20111 | 21311 |
| Prime factorization | 2011 | 2131 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2011 | 1, 2131 |
| Number of properties | 4 | 5 |
| Additive primes | 168th | |
| Harmonic primes | 113th | |
| Isolated primes | 184th | |
| Primes | 305th | 321st |
| Sexy primes (1st member) | 130th | 134th |
| Sexy prime triplets (1st member) | 51st | |
| Twin primes (2nd member) | 66th | |
| Roman numberals | MMXI | MMCXXXI |
| Base 2 | 111110110112 | 1000010100112 |
| Base 3 | 22021113 | 22202213 |
| Base 4 | 1331234 | 2011034 |
| Base 5 | 310215 | 320115 |
| Base 6 | 131516 | 135116 |
| Base 7 | 56027 | 61337 |
| Base 8 | 37338 | 41238 |
| Base 9 | 26749 | 28279 |
| Base 10 | 201110 | 213110 |
| Base 11 | 156911 | 166811 |
| Base 12 | 11b712 | 129712 |
| Base 13 | bb913 | c7c13 |
| Base 14 | a3914 | ac314 |
| Base 15 | 8e115 | 97115 |
| Base 16 | 7db16 | 85316 |