Compare 971 vs 997
| Property | 971 | 997 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9711 | 9971 |
| Prime factorization | 971 | 997 |
| Divisors count | 2 | 2 |
| Divisors | 1, 971 | 1, 997 |
| Number of properties | 11 | 6 |
| Additive primes | 87th | |
| Chen primes | 112th | |
| Class 1+ primes | 19th | |
| Cousin primes (2nd member) | 41st | |
| Emirps | 34th | |
| Isolated primes | 95th | 99th |
| Left-truncatable primes | 54th | |
| Long primes | 58th | |
| Lucky primes | 43rd | |
| Pierpont primes of the 2nd kind | 19th | |
| Primes | 164th | 168th |
| Pythagorean primes | 80th | |
| Sexy primes (1st member) | 72nd | |
| Sexy primes (2nd member) | 74th | |
| Sexy prime triplets (1st member) | 28th | |
| Roman numberals | CMLXXI | CMXCVII |
| Base 2 | 11110010112 | 11111001012 |
| Base 3 | 10222223 | 11002213 |
| Base 4 | 330234 | 332114 |
| Base 5 | 123415 | 124425 |
| Base 6 | 42556 | 43416 |
| Base 7 | 25557 | 26237 |
| Base 8 | 17138 | 17458 |
| Base 9 | 12889 | 13279 |
| Base 10 | 97110 | 99710 |
| Base 11 | 80311 | 82711 |
| Base 12 | 68b12 | 6b112 |
| Base 13 | 59913 | 5b913 |
| Base 14 | 4d514 | 51314 |
| Base 15 | 44b15 | 46715 |
| Base 16 | 3cb16 | 3e516 |