Compare 179 vs 521
| Property | 179 | 521 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1791 | 5211 |
| Prime factorization | 179 | 521 |
| Divisors count | 2 | 2 |
| Divisors | 1, 179 | 1, 521 |
| Number of properties | 13 | 6 |
| Additive primes | 23rd | |
| Chen primes | 32nd | 70th |
| Emirps | 14th | |
| Good primes | 15th | |
| Harmonic primes | 14th | |
| Long primes | 15th | |
| Lucas primes | 8th | |
| Primes | 41st | 98th |
| Pythagorean primes | 46th | |
| Safe primes | 10th | |
| Sexy primes (2nd member) | 24th | |
| Sexy prime triplets (3rd member) | 13th | |
| Solinas primes | 39th | |
| Sophie germain primes | 14th | |
| Super primes | 13th | |
| Twin primes (1st member) | 13th | 25th |
| Roman numberals | CLXXIX | DXXI |
| Base 2 | 101100112 | 10000010012 |
| Base 3 | 201223 | 2010223 |
| Base 4 | 23034 | 200214 |
| Base 5 | 12045 | 40415 |
| Base 6 | 4556 | 22256 |
| Base 7 | 3447 | 13437 |
| Base 8 | 2638 | 10118 |
| Base 9 | 2189 | 6389 |
| Base 10 | 17910 | 52110 |
| Base 11 | 15311 | 43411 |
| Base 12 | 12b12 | 37512 |
| Base 13 | 10a13 | 31113 |
| Base 14 | cb14 | 29314 |
| Base 15 | be15 | 24b15 |
| Base 16 | b316 | 20916 |