Compare 138821 vs 139021
| Property | 138821 | 139021 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1388211 | 1390211 |
| Prime factorization | 138821 | 139021 |
| Divisors count | 2 | 2 |
| Divisors | 1, 138821 | 1, 139021 |
| Number of properties | 8 | 4 |
| Additive primes | 5328th | |
| Chen primes | 5563rd | |
| Emirps | 2673rd | |
| Isolated primes | 9713th | 9728th |
| Long primes | 4828th | 4836th |
| Primes | 12912th | 12927th |
| Pythagorean primes | 6427th | 6436th |
| Sophie germain primes | 1538th | |
| Roman numberals | ||
| Base 2 | 1000011110010001012 | 1000011111000011012 |
| Base 3 | 210011021123 | 210012002213 |
| Base 4 | 2013210114 | 2013300314 |
| Base 5 | 134202415 | 134220415 |
| Base 6 | 25504056 | 25513416 |
| Base 7 | 11155047 | 11162117 |
| Base 8 | 4171058 | 4174158 |
| Base 9 | 2313759 | 2316279 |
| Base 10 | 13882110 | 13902110 |
| Base 11 | 9533111 | 954a311 |
| Base 12 | 6840512 | 6855112 |
| Base 13 | 4b25713 | 4b37c13 |
| Base 14 | 3883b14 | 3894114 |
| Base 15 | 2b1eb15 | 2b2d115 |
| Base 16 | 21e4516 | 21f0d16 |