Compare 131 vs 751
| Property | 131 | 751 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1311 | 7511 |
| Prime factorization | 131 | 751 |
| Divisors count | 2 | 2 |
| Divisors | 1, 131 | 1, 751 |
| Number of properties | 12 | 7 |
| Additive primes | 17th | 70th |
| Chen primes | 26th | 90th |
| Cousin primes (2nd member) | 12th | |
| Emirps | 26th | |
| Isolated primes | 13th | 74th |
| Long primes | 12th | |
| Multiplicative primes | 10th | |
| Palindromic primes | 7th | |
| Primes | 32nd | 133rd |
| Sexy primes (1st member) | 20th | 63rd |
| Solinas primes | 23rd | |
| Sophie germain primes | 12th | |
| Ulam primes | 8th | 16th |
| Roman numberals | CXXXI | DCCLI |
| Base 2 | 100000112 | 10111011112 |
| Base 3 | 112123 | 10002113 |
| Base 4 | 20034 | 232334 |
| Base 5 | 10115 | 110015 |
| Base 6 | 3356 | 32516 |
| Base 7 | 2457 | 21227 |
| Base 8 | 2038 | 13578 |
| Base 9 | 1559 | 10249 |
| Base 10 | 13110 | 75110 |
| Base 11 | 10a11 | 62311 |
| Base 12 | ab12 | 52712 |
| Base 13 | a113 | 45a13 |
| Base 14 | 9514 | 3b914 |
| Base 15 | 8b15 | 35115 |
| Base 16 | 8316 | 2ef16 |