Compare 81285 vs 81293
| Property | 81285 | 81293 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 51 × 54191 | 812931 |
| Prime factorization | 3 × 5 × 5419 | 81293 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 5, 15, 5419, 16257, 27095, 81285 | 1, 81293 |
| Number of properties | 0 | 6 |
| Additive primes | 3307th | |
| Harmonic primes | 3003rd | |
| Isolated primes | 5906th | |
| Primes | 7955th | |
| Pythagorean primes | 3964th | |
| Sexy primes (1st member) | 2068th | |
| Roman numberals | ||
| Base 2 | 100111101100001012 | 100111101100011012 |
| Base 3 | 110101111203 | 110101112123 |
| Base 4 | 1033120114 | 1033120314 |
| Base 5 | 101001205 | 101001335 |
| Base 6 | 14241536 | 14242056 |
| Base 7 | 4556617 | 4560027 |
| Base 8 | 2366058 | 2366158 |
| Base 9 | 1334469 | 1334559 |
| Base 10 | 8128510 | 8129310 |
| Base 11 | 5608611 | 5609311 |
| Base 12 | 3b05912 | 3b06512 |
| Base 13 | 2acc913 | 2b00413 |
| Base 14 | 218a114 | 218a914 |
| Base 15 | 1914015 | 1914815 |
| Base 16 | 13d8516 | 13d8d16 |