Give it a number and it will tell you many useful things about the number.
More features are added all the time.
Current features: Full factorization Prime factorization Trigonometric ratios (sine, cosine, tangent) Convert number to Binary, Hexadecimal, and Octal notation Factorial computation Square, cube, and every root up to the 10th root
Planned features: Full equation evaluator Derivatives and Integrals Function graphs (y=f(x)) Function arithmetic (f(x)+g(x)=?) Algebra solver Arbitrary precision calculator (Infinite precision) Full hardware acceleration for much more efficiency and speed