Compare 131 vs 181
Property | 131 | 181 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 1311 | 1811 |
Prime factorization | 131 | 181 |
Divisors count | 2 | 2 |
Divisors | 1, 131 | 1, 181 |
Number of properties | 12 | 8 |
Additive primes | 17th | |
Centered square primes | 6th | |
Chen primes | 26th | 33rd |
Cousin primes (2nd member) | 12th | |
Dihedral primes | 5th | |
Isolated primes | 13th | |
Long primes | 12th | 16th |
Multiplicative primes | 10th | |
Palindromic primes | 7th | 9th |
Primes | 32nd | 42nd |
Pythagorean primes | 19th | |
Sexy primes (1st member) | 20th | |
Solinas primes | 23rd | |
Sophie germain primes | 12th | |
Twin primes (2nd member) | 13th | |
Ulam primes | 8th | |
Roman numberals | CXXXI | CLXXXI |
Base 2 | 100000112 | 101101012 |
Base 3 | 112123 | 202013 |
Base 4 | 20034 | 23114 |
Base 5 | 10115 | 12115 |
Base 6 | 3356 | 5016 |
Base 7 | 2457 | 3467 |
Base 8 | 2038 | 2658 |
Base 9 | 1559 | 2219 |
Base 10 | 13110 | 18110 |
Base 11 | 10a11 | 15511 |
Base 12 | ab12 | 13112 |
Base 13 | a113 | 10c13 |
Base 14 | 9514 | cd14 |
Base 15 | 8b15 | c115 |
Base 16 | 8316 | b516 |