Compare 997 vs 1013
| Property | 997 | 1013 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9971 | 10131 |
| Prime factorization | 997 | 1013 |
| Divisors count | 2 | 2 |
| Divisors | 1, 997 | 1, 1013 |
| Number of properties | 6 | 8 |
| Additive primes | 90th | |
| Centered square primes | 11th | |
| Cousin primes (2nd member) | 42nd | |
| Isolated primes | 99th | 101st |
| Left-truncatable primes | 54th | |
| Lucky primes | 43rd | |
| Primes | 168th | 170th |
| Pythagorean primes | 80th | 82nd |
| Sexy primes (1st member) | 75th | |
| Sexy primes (2nd member) | 74th | |
| Sophie germain primes | 38th | |
| Roman numberals | CMXCVII | MXIII |
| Base 2 | 11111001012 | 11111101012 |
| Base 3 | 11002213 | 11011123 |
| Base 4 | 332114 | 333114 |
| Base 5 | 124425 | 130235 |
| Base 6 | 43416 | 44056 |
| Base 7 | 26237 | 26457 |
| Base 8 | 17458 | 17658 |
| Base 9 | 13279 | 13459 |
| Base 10 | 99710 | 101310 |
| Base 11 | 82711 | 84111 |
| Base 12 | 6b112 | 70512 |
| Base 13 | 5b913 | 5cc13 |
| Base 14 | 51314 | 52514 |
| Base 15 | 46715 | 47815 |
| Base 16 | 3e516 | 3f516 |