Compare 138581 vs 139409
| Property | 138581 | 139409 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1385811 | 1394091 |
| Prime factorization | 138581 | 139409 |
| Divisors count | 2 | 2 |
| Divisors | 1, 138581 | 1, 139409 |
| Number of properties | 10 | 8 |
| Chen primes | 5556th | 5584th |
| Cousin primes (2nd member) | 1593rd | |
| Emirps | 2670th | 2688th |
| Happy primes | 2024th | |
| Isolated primes | 9697th | 9752nd |
| Long primes | 4820th | |
| Primes | 12894th | 12959th |
| Pythagorean primes | 6419th | 6455th |
| Sexy primes (1st member) | 3181st | |
| Sophie germain primes | 1536th | 1545th |
| Super primes | 1543rd | |
| Ulam primes | 909th | |
| Roman numberals | ||
| Base 2 | 1000011101010101012 | 1000100000100100012 |
| Base 3 | 210010021223 | 210020200223 |
| Base 4 | 2013111114 | 2020021014 |
| Base 5 | 134133115 | 134301145 |
| Base 6 | 25453256 | 25532256 |
| Base 7 | 11150127 | 11203047 |
| Base 8 | 4165258 | 4202218 |
| Base 9 | 2310789 | 2322089 |
| Base 10 | 13858110 | 13940910 |
| Base 11 | 9513311 | 9581611 |
| Base 12 | 6824512 | 6881512 |
| Base 13 | 4b10113 | 4b5ba13 |
| Base 14 | 3870914 | 38b3b14 |
| Base 15 | 2b0db15 | 2b48e15 |
| Base 16 | 21d5516 | 2209116 |