Compare 18911 vs 20477
Property | 18911 | 20477 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 189111 | 204771 |
Prime factorization | 18911 | 20477 |
Divisors count | 2 | 2 |
Divisors | 1, 18911 | 1, 20477 |
Number of properties | 10 | 7 |
Centered decagonal primes | 32nd | |
Chen primes | 1066th | 1137th |
Emirps | 590th | |
Good primes | 247th | |
Harmonic primes | 775th | |
Primes | 2151st | 2311th |
Prime quadruplets (1st member) | 18th | |
Prime triplets (1st member) | 161st | 171st |
Pythagorean primes | 1151st | |
Sexy primes (1st member) | 658th | 706th |
Super primes | 344th | |
Twin primes (1st member) | 326th | 348th |
Roman numberals | ||
Base 2 | 1001001110111112 | 1001111111111012 |
Base 3 | 2212211023 | 10010021023 |
Base 4 | 102131334 | 103333314 |
Base 5 | 11011215 | 11234025 |
Base 6 | 2233156 | 2344456 |
Base 7 | 1060647 | 1134627 |
Base 8 | 447378 | 477758 |
Base 9 | 278429 | 310729 |
Base 10 | 1891110 | 2047710 |
Base 11 | 1323211 | 1442611 |
Base 12 | ab3b12 | ba2512 |
Base 13 | 87b913 | 942213 |
Base 14 | 6c6b14 | 766914 |
Base 15 | 590b15 | 610215 |
Base 16 | 49df16 | 4ffd16 |