Compare 997 vs 1997
Property | 997 | 1997 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 9971 | 19971 |
Prime factorization | 997 | 1997 |
Divisors count | 2 | 2 |
Divisors | 1, 997 | 1, 1997 |
Number of properties | 6 | 10 |
Chen primes | 185th | |
Cousin primes (2nd member) | 64th | |
Good primes | 64th | |
Isolated primes | 99th | |
Left-truncatable primes | 54th | 62nd |
Lucky primes | 43rd | |
Primes | 168th | 302nd |
Prime triplets (1st member) | 50th | |
Prime triplets (2nd member) | 49th | |
Pythagorean primes | 80th | 147th |
Sexy primes (1st member) | 129th | |
Sexy primes (2nd member) | 74th | |
Twin primes (1st member) | 61st | |
Roman numberals | CMXCVII | MCMXCVII |
Base 2 | 11111001012 | 111110011012 |
Base 3 | 11002213 | 22012223 |
Base 4 | 332114 | 1330314 |
Base 5 | 124425 | 304425 |
Base 6 | 43416 | 131256 |
Base 7 | 26237 | 55527 |
Base 8 | 17458 | 37158 |
Base 9 | 13279 | 26589 |
Base 10 | 99710 | 199710 |
Base 11 | 82711 | 155611 |
Base 12 | 6b112 | 11a512 |
Base 13 | 5b913 | ba813 |
Base 14 | 51314 | a2914 |
Base 15 | 46715 | 8d215 |
Base 16 | 3e516 | 7cd16 |