Compare 1871 vs 2081
| Property | 1871 | 2081 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 18711 | 20811 |
| Prime factorization | 1871 | 2081 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1871 | 1, 2081 |
| Number of properties | 11 | 10 |
| Additive primes | 151st | 162nd |
| Chen primes | 176th | 192nd |
| Cousin primes (2nd member) | 62nd | |
| Good primes | 60th | |
| Primes | 286th | 313th |
| Prime quadruplets (1st member) | 7th | 8th |
| Prime quintuplet 1s (2nd member) | 3rd | |
| Prime triplets (1st member) | 47th | 51st |
| Prime triplets (2nd member) | 46th | |
| Pythagorean primes | 152nd | |
| Sexy primes (1st member) | 122nd | 132nd |
| Solinas primes | 58th | |
| Super primes | 65th | |
| Twin primes (1st member) | 57th | 63rd |
| Roman numberals | MDCCCLXXI | MMLXXXI |
| Base 2 | 111010011112 | 1000001000012 |
| Base 3 | 21200223 | 22120023 |
| Base 4 | 1310334 | 2002014 |
| Base 5 | 244415 | 313115 |
| Base 6 | 123556 | 133456 |
| Base 7 | 53127 | 60327 |
| Base 8 | 35178 | 40418 |
| Base 9 | 25089 | 27629 |
| Base 10 | 187110 | 208110 |
| Base 11 | 145111 | 162211 |
| Base 12 | 10bb12 | 125512 |
| Base 13 | b0c13 | c4113 |
| Base 14 | 97914 | a8914 |
| Base 15 | 84b15 | 93b15 |
| Base 16 | 74f16 | 82116 |