Math

Find the mean of any list of numbers, plus the sum, count, minimum and maximum.

Raise any base to any power with this exponent calculator, supporting negative, fractional and decimal exponents.

Calculate the factorial n! of any non-negative integer, the product of all whole numbers from 1 up to n.

Add, subtract, multiply or divide two fractions and get the simplified result plus its decimal value instantly.

Find the greatest common divisor (GCD/HCF) and least common multiple (LCM) of a list of integers using the Euclidean algorithm.

Compute the logarithm of any positive number in any base, plus the natural log (ln) and common log (log₁₀).

Work out percentages fast: X% of Y, what percent one number is of another, and percentage change.

Check whether any integer is prime and see its prime factorization using fast trial division up to the square root.

Solve proportions of the form a:b = c:d for the missing value, and simplify any ratio to its lowest terms.

Find the square root, cube root or any nth root of a number, including real odd roots of negative values.

Round any number to a chosen number of decimal places or to the nearest 10, 100 or 1000, with floor and ceiling values.

Convert decimal numbers to scientific notation and back, showing the mantissa, exponent and standard form.