Compare 557 vs 561
Property | 557 | 561 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 3 |
Total factors | 1 | 3 |
Prime factorization | 5571 | 31 × 111 × 171 |
Prime factorization | 557 | 3 × 11 × 17 |
Divisors count | 2 | 8 |
Divisors | 1, 557 | 1, 3, 11, 17, 33, 51, 187, 561 |
Number of properties | 9 | 0 |
Additive primes | 55th | |
Chen primes | 72nd | |
Good primes | 29th | |
Harmonic primes | 43rd | |
Isolated primes | 53rd | |
Primes | 102nd | |
Pythagorean primes | 48th | |
Sexy primes (1st member) | 49th | |
Sexy prime triplets (1st member) | 20th | |
Roman numberals | DLVII | DLXI |
Base 2 | 10001011012 | 10001100012 |
Base 3 | 2021223 | 2022103 |
Base 4 | 202314 | 203014 |
Base 5 | 42125 | 42215 |
Base 6 | 23256 | 23336 |
Base 7 | 14247 | 14317 |
Base 8 | 10558 | 10618 |
Base 9 | 6789 | 6839 |
Base 10 | 55710 | 56110 |
Base 11 | 46711 | 47011 |
Base 12 | 3a512 | 3a912 |
Base 13 | 33b13 | 34213 |
Base 14 | 2bb14 | 2c114 |
Base 15 | 27215 | 27615 |
Base 16 | 22d16 | 23116 |