Compare 1031 vs 2111
| Property | 1031 | 2111 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 10311 | 21111 |
| Prime factorization | 1031 | 2111 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1031 | 1, 2111 |
| Number of properties | 9 | 8 |
| Additive primes | 92nd | 166th |
| Chen primes | 118th | 195th |
| Emirps | 39th | |
| Good primes | 46th | |
| Happy primes | 58th | |
| Harmonic primes | 117th | |
| Multiplicative primes | 18th | |
| Primes | 173rd | 318th |
| Solinas primes | 47th | 59th |
| Sophie germain primes | 40th | |
| Super primes | 40th | |
| Twin primes (1st member) | 37th | 65th |
| Roman numberals | MXXXI | MMCXI |
| Base 2 | 100000001112 | 1000001111112 |
| Base 3 | 11020123 | 22200123 |
| Base 4 | 1000134 | 2003334 |
| Base 5 | 131115 | 314215 |
| Base 6 | 44356 | 134356 |
| Base 7 | 30027 | 61047 |
| Base 8 | 20078 | 40778 |
| Base 9 | 13659 | 28059 |
| Base 10 | 103110 | 211110 |
| Base 11 | 85811 | 164a11 |
| Base 12 | 71b12 | 127b12 |
| Base 13 | 61413 | c6513 |
| Base 14 | 53914 | aab14 |
| Base 15 | 48b15 | 95b15 |
| Base 16 | 40716 | 83f16 |