Compare 2081 vs 2251
| Property | 2081 | 2251 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 20811 | 22511 |
| Prime factorization | 2081 | 2251 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2081 | 1, 2251 |
| Number of properties | 10 | 6 |
| Additive primes | 162nd | |
| Chen primes | 192nd | 204th |
| Harmonic primes | 122nd | |
| Isolated primes | 200th | |
| Long primes | 130th | |
| Lucky primes | 76th | |
| Primes | 313th | 335th |
| Prime quadruplets (1st member) | 8th | |
| Prime triplets (1st member) | 51st | |
| Pythagorean primes | 152nd | |
| Sexy primes (1st member) | 132nd | |
| Solinas primes | 58th | |
| Super primes | 65th | |
| Twin primes (1st member) | 63rd | |
| Roman numberals | MMLXXXI | MMCCLI |
| Base 2 | 1000001000012 | 1000110010112 |
| Base 3 | 22120023 | 100021013 |
| Base 4 | 2002014 | 2030234 |
| Base 5 | 313115 | 330015 |
| Base 6 | 133456 | 142316 |
| Base 7 | 60327 | 63647 |
| Base 8 | 40418 | 43138 |
| Base 9 | 27629 | 30719 |
| Base 10 | 208110 | 225110 |
| Base 11 | 162211 | 176711 |
| Base 12 | 125512 | 137712 |
| Base 13 | c4113 | 104213 |
| Base 14 | a8914 | b6b14 |
| Base 15 | 93b15 | a0115 |
| Base 16 | 82116 | 8cb16 |