Compare 81839 vs 81849
| Property | 81839 | 81849 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 818391 | 31 × 272831 |
| Prime factorization | 81839 | 3 × 27283 |
| Divisors count | 2 | 4 |
| Divisors | 1, 81839 | 1, 3, 27283, 81849 |
| Number of properties | 6 | 1 |
| Additive primes | 3324th | |
| Chen primes | 3609th | |
| Happy primes | 1239th | |
| Isolated primes | 5945th | |
| Primes | 8002nd | |
| Semiprimes | 19322nd | |
| Sophie germain primes | 994th | |
| Roman numberals | ||
| Base 2 | 100111111101011112 | 100111111101110012 |
| Base 3 | 110110210023 | 110110211103 |
| Base 4 | 1033322334 | 1033323214 |
| Base 5 | 101043245 | 101043445 |
| Base 6 | 14305156 | 14305336 |
| Base 7 | 4604127 | 4604257 |
| Base 8 | 2376578 | 2376718 |
| Base 9 | 1342329 | 1342439 |
| Base 10 | 8183910 | 8184910 |
| Base 11 | 5653a11 | 5654911 |
| Base 12 | 3b43b12 | 3b44912 |
| Base 13 | 2b33413 | 2b34113 |
| Base 14 | 21b7914 | 21b8514 |
| Base 15 | 193ae15 | 193b915 |
| Base 16 | 13faf16 | 13fb916 |