Compare 389 vs 491
Property | 389 | 491 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 3891 | 4911 |
Prime factorization | 389 | 491 |
Divisors count | 2 | 2 |
Divisors | 1, 389 | 1, 491 |
Number of properties | 7 | 7 |
Chen primes | 55th | 66th |
Cousin primes (2nd member) | 26th | |
Emirps | 20th | |
Harmonic primes | 38th | |
Isolated primes | 36th | 47th |
Long primes | 29th | 34th |
Primes | 77th | 94th |
Pythagorean primes | 36th | |
Sexy primes (2nd member) | 42nd | |
Sophie germain primes | 25th | |
Roman numberals | CCCLXXXIX | CDXCI |
Base 2 | 1100001012 | 1111010112 |
Base 3 | 1121023 | 2000123 |
Base 4 | 120114 | 132234 |
Base 5 | 30245 | 34315 |
Base 6 | 14456 | 21356 |
Base 7 | 10647 | 13017 |
Base 8 | 6058 | 7538 |
Base 9 | 4729 | 6059 |
Base 10 | 38910 | 49110 |
Base 11 | 32411 | 40711 |
Base 12 | 28512 | 34b12 |
Base 13 | 23c13 | 2ba13 |
Base 14 | 1db14 | 27114 |
Base 15 | 1ae15 | 22b15 |
Base 16 | 18516 | 1eb16 |