Compare 1997 vs 2069
| Property | 1997 | 2069 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 19971 | 20691 |
| Prime factorization | 1997 | 2069 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1997 | 1, 2069 |
| Number of properties | 10 | 8 |
| Additive primes | 161st | |
| Chen primes | 185th | 191st |
| Cousin primes (2nd member) | 64th | |
| Good primes | 64th | |
| Isolated primes | 189th | |
| Left-truncatable primes | 62nd | |
| Long primes | 120th | |
| Primes | 302nd | 312th |
| Prime triplets (1st member) | 50th | |
| Prime triplets (2nd member) | 49th | |
| Pythagorean primes | 147th | 151st |
| Sexy primes (1st member) | 129th | |
| Sexy primes (2nd member) | 131st | |
| Sophie germain primes | 64th | |
| Twin primes (1st member) | 61st | |
| Roman numberals | MCMXCVII | MMLXIX |
| Base 2 | 111110011012 | 1000000101012 |
| Base 3 | 22012223 | 22111223 |
| Base 4 | 1330314 | 2001114 |
| Base 5 | 304425 | 312345 |
| Base 6 | 131256 | 133256 |
| Base 7 | 55527 | 60147 |
| Base 8 | 37158 | 40258 |
| Base 9 | 26589 | 27489 |
| Base 10 | 199710 | 206910 |
| Base 11 | 155611 | 161111 |
| Base 12 | 11a512 | 124512 |
| Base 13 | ba813 | c3213 |
| Base 14 | a2914 | a7b14 |
| Base 15 | 8d215 | 92e15 |
| Base 16 | 7cd16 | 81516 |