Compare 1681 vs 1693
Property | 1681 | 1693 |
---|---|---|
Type | semiprime | prime |
Unique factors | 1 | 1 |
Total factors | 2 | 1 |
Prime factorization | 412 | 16931 |
Prime factorization | 41 × 41 | 1693 |
Divisors count | 3 | 2 |
Divisors | 1, 41, 1681 | 1, 1693 |
Number of properties | 1 | 8 |
Additive primes | 140th | |
Cousin primes (1st member) | 60th | |
Isolated primes | 159th | |
Lucky primes | 63rd | |
Primes | 264th | |
Prime triplets (1st member) | 44th | |
Pythagorean primes | 127th | |
Semiprimes | 484th | |
Sexy primes (1st member) | 114th | |
Roman numberals | MDCLXXXI | MDCXCIII |
Base 2 | 110100100012 | 110100111012 |
Base 3 | 20220213 | 20222013 |
Base 4 | 1221014 | 1221314 |
Base 5 | 232115 | 232335 |
Base 6 | 114416 | 115016 |
Base 7 | 46217 | 46367 |
Base 8 | 32218 | 32358 |
Base 9 | 22679 | 22819 |
Base 10 | 168110 | 169310 |
Base 11 | 129911 | 12aa11 |
Base 12 | b8112 | b9112 |
Base 13 | 9c413 | a0313 |
Base 14 | 88114 | 88d14 |
Base 15 | 77115 | 77d15 |
Base 16 | 69116 | 69d16 |