Compare 997 vs 1039
| Property | 997 | 1039 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9971 | 10391 |
| Prime factorization | 997 | 1039 |
| Divisors count | 2 | 2 |
| Divisors | 1, 997 | 1, 1039 |
| Number of properties | 6 | 9 |
| Additive primes | 94th | |
| Chen primes | 119th | |
| Happy primes | 38th | |
| Harmonic primes | 63rd | |
| Isolated primes | 99th | 102nd |
| Left-truncatable primes | 54th | |
| Lucky primes | 43rd | 46th |
| Primes | 168th | 175th |
| Pythagorean primes | 80th | |
| Sexy primes (2nd member) | 74th | 76th |
| Solinas primes | 49th | |
| Roman numberals | CMXCVII | MXXXIX |
| Base 2 | 11111001012 | 100000011112 |
| Base 3 | 11002213 | 11021113 |
| Base 4 | 332114 | 1000334 |
| Base 5 | 124425 | 131245 |
| Base 6 | 43416 | 44516 |
| Base 7 | 26237 | 30137 |
| Base 8 | 17458 | 20178 |
| Base 9 | 13279 | 13749 |
| Base 10 | 99710 | 103910 |
| Base 11 | 82711 | 86511 |
| Base 12 | 6b112 | 72712 |
| Base 13 | 5b913 | 61c13 |
| Base 14 | 51314 | 54314 |
| Base 15 | 46715 | 49415 |
| Base 16 | 3e516 | 40f16 |