Compare 389 vs 761
| Property | 389 | 761 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3891 | 7611 |
| Prime factorization | 389 | 761 |
| Divisors count | 2 | 2 |
| Divisors | 1, 389 | 1, 761 |
| Number of properties | 7 | 9 |
| Centered square primes | 10th | |
| Chen primes | 55th | 91st |
| Cousin primes (2nd member) | 32nd | |
| Emirps | 20th | 27th |
| Happy primes | 31st | |
| Isolated primes | 36th | 76th |
| Long primes | 29th | |
| Primes | 77th | 135th |
| Pythagorean primes | 36th | 64th |
| Sexy primes (2nd member) | 42nd | |
| Sophie germain primes | 34th | |
| Roman numberals | CCCLXXXIX | DCCLXI |
| Base 2 | 1100001012 | 10111110012 |
| Base 3 | 1121023 | 10010123 |
| Base 4 | 120114 | 233214 |
| Base 5 | 30245 | 110215 |
| Base 6 | 14456 | 33056 |
| Base 7 | 10647 | 21357 |
| Base 8 | 6058 | 13718 |
| Base 9 | 4729 | 10359 |
| Base 10 | 38910 | 76110 |
| Base 11 | 32411 | 63211 |
| Base 12 | 28512 | 53512 |
| Base 13 | 23c13 | 46713 |
| Base 14 | 1db14 | 3c514 |
| Base 15 | 1ae15 | 35b15 |
| Base 16 | 18516 | 2f916 |