Compare 138821 vs 138869
| Property | 138821 | 138869 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1388211 | 1388691 |
| Prime factorization | 138821 | 138869 |
| Divisors count | 2 | 2 |
| Divisors | 1, 138821 | 1, 138869 |
| Number of properties | 8 | 7 |
| Additive primes | 5328th | |
| Chen primes | 5563rd | 5565th |
| Emirps | 2673rd | 2674th |
| Isolated primes | 9713th | 9717th |
| Long primes | 4828th | 4831st |
| Primes | 12912th | 12916th |
| Pythagorean primes | 6427th | 6430th |
| Sexy primes (2nd member) | 3184th | |
| Sophie germain primes | 1538th | |
| Roman numberals | ||
| Base 2 | 1000011110010001012 | 1000011110011101012 |
| Base 3 | 210011021123 | 210011110223 |
| Base 4 | 2013210114 | 2013213114 |
| Base 5 | 134202415 | 134204345 |
| Base 6 | 25504056 | 25505256 |
| Base 7 | 11155047 | 11156037 |
| Base 8 | 4171058 | 4171658 |
| Base 9 | 2313759 | 2314389 |
| Base 10 | 13882110 | 13886910 |
| Base 11 | 9533111 | 9537511 |
| Base 12 | 6840512 | 6844512 |
| Base 13 | 4b25713 | 4b29313 |
| Base 14 | 3883b14 | 3887314 |
| Base 15 | 2b1eb15 | 2b22e15 |
| Base 16 | 21e4516 | 21e7516 |