Compare 138923 vs 139409
| Property | 138923 | 139409 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1389231 | 1394091 |
| Prime factorization | 138923 | 139409 |
| Divisors count | 2 | 2 |
| Divisors | 1, 138923 | 1, 139409 |
| Number of properties | 4 | 8 |
| Chen primes | 5584th | |
| Emirps | 2688th | |
| Happy primes | 2024th | |
| Isolated primes | 9723rd | 9752nd |
| Primes | 12922nd | 12959th |
| Pythagorean primes | 6455th | |
| Sexy primes (2nd member) | 3187th | |
| Sophie germain primes | 1540th | 1545th |
| Super primes | 1543rd | |
| Roman numberals | ||
| Base 2 | 1000011110101010112 | 1000100000100100012 |
| Base 3 | 210011200223 | 210020200223 |
| Base 4 | 2013222234 | 2020021014 |
| Base 5 | 134211435 | 134301145 |
| Base 6 | 25510556 | 25532256 |
| Base 7 | 11160117 | 11203047 |
| Base 8 | 4172538 | 4202218 |
| Base 9 | 2315089 | 2322089 |
| Base 10 | 13892310 | 13940910 |
| Base 11 | 9541411 | 9581611 |
| Base 12 | 6848b12 | 6881512 |
| Base 13 | 4b30513 | 4b5ba13 |
| Base 14 | 388b114 | 38b3b14 |
| Base 15 | 2b26815 | 2b48e15 |
| Base 16 | 21eab16 | 2209116 |