Compare 13781 vs 18911
Property | 13781 | 18911 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 137811 | 189111 |
Prime factorization | 13781 | 18911 |
Divisors count | 2 | 2 |
Divisors | 1, 13781 | 1, 18911 |
Number of properties | 6 | 10 |
Centered decagonal primes | 28th | 32nd |
Chen primes | 1066th | |
Emirps | 393rd | 590th |
Good primes | 247th | |
Harmonic primes | 775th | |
Isolated primes | 1119th | |
Long primes | 632nd | |
Primes | 1630th | 2151st |
Prime quadruplets (1st member) | 18th | |
Prime triplets (1st member) | 161st | |
Pythagorean primes | 808th | |
Sexy primes (1st member) | 658th | |
Twin primes (1st member) | 326th | |
Roman numberals | ||
Base 2 | 110101110101012 | 1001001110111112 |
Base 3 | 2002201023 | 2212211023 |
Base 4 | 31131114 | 102131334 |
Base 5 | 4201115 | 11011215 |
Base 6 | 1434456 | 2233156 |
Base 7 | 551157 | 1060647 |
Base 8 | 327258 | 447378 |
Base 9 | 208129 | 278429 |
Base 10 | 1378110 | 1891110 |
Base 11 | a39911 | 1323211 |
Base 12 | 7b8512 | ab3b12 |
Base 13 | 637113 | 87b913 |
Base 14 | 504514 | 6c6b14 |
Base 15 | 413b15 | 590b15 |
Base 16 | 35d516 | 49df16 |