Compare 556 vs 563
| Property | 556 | 563 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 22 × 1391 | 5631 |
| Prime factorization | 2 × 2 × 139 | 563 |
| Divisors count | 6 | 2 |
| Divisors | 1, 2, 4, 139, 278, 556 | 1, 563 |
| Number of properties | 0 | 12 |
| Chen primes | 73rd | |
| Good primes | 30th | |
| Happy primes | 24th | |
| Harmonic primes | 44th | |
| Isolated primes | 54th | |
| Primes | 103rd | |
| Safe primes | 19th | |
| Sexy primes (1st member) | 50th | |
| Sexy primes (2nd member) | 49th | |
| Sexy prime triplets (2nd member) | 20th | |
| Super primes | 27th | |
| Wilson primes | 3rd | |
| Roman numberals | DLVI | DLXIII |
| Base 2 | 10001011002 | 10001100112 |
| Base 3 | 2021213 | 2022123 |
| Base 4 | 202304 | 203034 |
| Base 5 | 42115 | 42235 |
| Base 6 | 23246 | 23356 |
| Base 7 | 14237 | 14337 |
| Base 8 | 10548 | 10638 |
| Base 9 | 6779 | 6859 |
| Base 10 | 55610 | 56310 |
| Base 11 | 46611 | 47211 |
| Base 12 | 3a412 | 3ab12 |
| Base 13 | 33a13 | 34413 |
| Base 14 | 2ba14 | 2c314 |
| Base 15 | 27115 | 27815 |
| Base 16 | 22c16 | 23316 |