Compare 131 vs 135
| Property | 131 | 135 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 4 |
| Prime factorization | 1311 | 33 × 51 |
| Prime factorization | 131 | 3 × 3 × 3 × 5 |
| Divisors count | 2 | 8 |
| Divisors | 1, 131 | 1, 3, 5, 9, 15, 27, 45, 135 |
| Number of properties | 12 | 0 |
| Additive primes | 17th | |
| Chen primes | 26th | |
| Cousin primes (2nd member) | 12th | |
| Isolated primes | 13th | |
| Long primes | 12th | |
| Multiplicative primes | 10th | |
| Palindromic primes | 7th | |
| Primes | 32nd | |
| Sexy primes (1st member) | 20th | |
| Solinas primes | 23rd | |
| Sophie germain primes | 12th | |
| Ulam primes | 8th | |
| Roman numberals | CXXXI | CXXXV |
| Base 2 | 100000112 | 100001112 |
| Base 3 | 112123 | 120003 |
| Base 4 | 20034 | 20134 |
| Base 5 | 10115 | 10205 |
| Base 6 | 3356 | 3436 |
| Base 7 | 2457 | 2527 |
| Base 8 | 2038 | 2078 |
| Base 9 | 1559 | 1609 |
| Base 10 | 13110 | 13510 |
| Base 11 | 10a11 | 11311 |
| Base 12 | ab12 | b312 |
| Base 13 | a113 | a513 |
| Base 14 | 9514 | 9914 |
| Base 15 | 8b15 | 9015 |
| Base 16 | 8316 | 8716 |