Compare 131 vs 163
| Property | 131 | 163 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1311 | 1631 |
| Prime factorization | 131 | 163 |
| Divisors count | 2 | 2 |
| Divisors | 1, 131 | 1, 163 |
| Number of properties | 12 | 7 |
| Additive primes | 17th | |
| Chen primes | 26th | |
| Cousin primes (1st member) | 13th | |
| Cousin primes (2nd member) | 12th | |
| Isolated primes | 13th | 15th |
| Long primes | 12th | |
| Lucky primes | 12th | |
| Multiplicative primes | 10th | |
| Palindromic primes | 7th | |
| Pierpont primes | 12th | |
| Primes | 32nd | 38th |
| Sexy primes (1st member) | 20th | |
| Sexy primes (2nd member) | 22nd | |
| Sexy prime triplets (3rd member) | 12th | |
| Solinas primes | 23rd | |
| Sophie germain primes | 12th | |
| Ulam primes | 8th | |
| Roman numberals | CXXXI | CLXIII |
| Base 2 | 100000112 | 101000112 |
| Base 3 | 112123 | 200013 |
| Base 4 | 20034 | 22034 |
| Base 5 | 10115 | 11235 |
| Base 6 | 3356 | 4316 |
| Base 7 | 2457 | 3227 |
| Base 8 | 2038 | 2438 |
| Base 9 | 1559 | 2019 |
| Base 10 | 13110 | 16310 |
| Base 11 | 10a11 | 13911 |
| Base 12 | ab12 | 11712 |
| Base 13 | a113 | c713 |
| Base 14 | 9514 | b914 |
| Base 15 | 8b15 | ad15 |
| Base 16 | 8316 | a316 |