Compare 6661 vs 13781
Property | 6661 | 13781 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 66611 | 137811 |
Prime factorization | 6661 | 13781 |
Divisors count | 2 | 2 |
Divisors | 1, 6661 | 1, 13781 |
Number of properties | 11 | 6 |
Additive primes | 428th | |
Centered decagonal primes | 23rd | 28th |
Chen primes | 469th | |
Emirps | 393rd | |
Happy primes | 147th | |
Harmonic primes | 312th | |
Isolated primes | 1119th | |
Long primes | 329th | 632nd |
Lucky primes | 160th | |
Primes | 859th | 1630th |
Pythagorean primes | 423rd | 808th |
Super primes | 149th | |
Twin primes (2nd member) | 153rd | |
Roman numberals | ||
Base 2 | 11010000001012 | 110101110101012 |
Base 3 | 1000102013 | 2002201023 |
Base 4 | 12200114 | 31131114 |
Base 5 | 2031215 | 4201115 |
Base 6 | 505016 | 1434456 |
Base 7 | 252647 | 551157 |
Base 8 | 150058 | 327258 |
Base 9 | 101219 | 208129 |
Base 10 | 666110 | 1378110 |
Base 11 | 500611 | a39911 |
Base 12 | 3a3112 | 7b8512 |
Base 13 | 305513 | 637113 |
Base 14 | 25db14 | 504514 |
Base 15 | 1e9115 | 413b15 |
Base 16 | 1a0516 | 35d516 |