Compare 1609 vs 1693
| Property | 1609 | 1693 | 
|---|---|---|
| Type | prime | prime | 
| Unique factors | 1 | 1 | 
| Total factors | 1 | 1 | 
| Prime factorization | 16091 | 16931 | 
| Prime factorization | 1609 | 1693 | 
| Divisors count | 2 | 2 | 
| Divisors | 1, 1609 | 1, 1693 | 
| Number of properties | 6 | 8 | 
| Additive primes | 140th | |
| Cousin primes (1st member) | 58th | 60th | 
| Harmonic primes | 87th | |
| Isolated primes | 159th | |
| Lucky primes | 63rd | |
| Primes | 254th | 264th | 
| Prime triplets (1st member) | 44th | |
| Prime triplets (2nd member) | 42nd | |
| Pythagorean primes | 121st | 127th | 
| Sexy primes (1st member) | 114th | |
| Twin primes (2nd member) | 51st | |
| Roman numberals | MDCIX | MDCXCIII | 
| Base 2 | 110010010012 | 110100111012 | 
| Base 3 | 20121213 | 20222013 | 
| Base 4 | 1210214 | 1221314 | 
| Base 5 | 224145 | 232335 | 
| Base 6 | 112416 | 115016 | 
| Base 7 | 44567 | 46367 | 
| Base 8 | 31118 | 32358 | 
| Base 9 | 21779 | 22819 | 
| Base 10 | 160910 | 169310 | 
| Base 11 | 123311 | 12aa11 | 
| Base 12 | b2112 | b9112 | 
| Base 13 | 96a13 | a0313 | 
| Base 14 | 82d14 | 88d14 | 
| Base 15 | 72415 | 77d15 | 
| Base 16 | 64916 | 69d16 |