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Nth Root Calculator

Find real integer roots, including odd roots of negatives.

Tool inputs stay in your browser · optional AI search sends your query

Good to know: Computes the real r-th root with positive integer r. Even roots of negative values are outside this tool’s real-number scope. Results use floating-point arithmetic. All calculations stay in your browser.

How to use it (step by step)

  1. 1Fill in the boxes: “Number”, “Root degree”. Example numbers are already there so you can see how it works; replace them with yours.
  2. 2The result updates instantly as you type (on a phone it is below the boxes).
  3. 3The bold line is the main answer. Tap Copy next to any value to copy it.

Words to know

Logarithm / root
A root undoes a power (the square root of 9 is 3). A logarithm asks “what power gives this number?” (log₁₀ 100 = 2).

More in Math

Fraction CalculatorAdd, subtract, multiply and divide fractions, simplified.Ratio CalculatorSolve A : B = C : ? and simplify ratios.GCF & LCM CalculatorGreatest common factor and least common multiple of a list.Prime Number CheckerIs it prime? Plus prime factorization and the next prime.Quadratic Equation SolverSolve ax² + bx + c = 0, including complex roots.Random Number GeneratorRandom numbers in any range, with or without repeats.