Compare 2081 vs 2647
| Property | 2081 | 2647 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 20811 | 26471 |
| Prime factorization | 2081 | 2647 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2081 | 1, 2647 |
| Number of properties | 10 | 9 |
| Additive primes | 162nd | 202nd |
| Centered heptagonal primes | 9th | |
| Chen primes | 192nd | 231st |
| Good primes | 75th | |
| Isolated primes | 236th | |
| Left-truncatable primes | 69th | |
| Lucky primes | 83rd | |
| Primes | 313th | 383rd |
| Prime quadruplets (1st member) | 8th | |
| Prime triplets (1st member) | 51st | |
| Pythagorean primes | 152nd | |
| Sexy primes (1st member) | 132nd | |
| Solinas primes | 58th | |
| Super primes | 65th | 76th |
| Twin primes (1st member) | 63rd | |
| Roman numberals | MMLXXXI | MMDCXLVII |
| Base 2 | 1000001000012 | 1010010101112 |
| Base 3 | 22120023 | 101220013 |
| Base 4 | 2002014 | 2211134 |
| Base 5 | 313115 | 410425 |
| Base 6 | 133456 | 201316 |
| Base 7 | 60327 | 105017 |
| Base 8 | 40418 | 51278 |
| Base 9 | 27629 | 35619 |
| Base 10 | 208110 | 264710 |
| Base 11 | 162211 | 1a9711 |
| Base 12 | 125512 | 164712 |
| Base 13 | c4113 | 128813 |
| Base 14 | a8914 | d7114 |
| Base 15 | 93b15 | bb715 |
| Base 16 | 82116 | a5716 |