➗ Nth Root Calculator
Find any real nth root of a number.
Result
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How this calculator works
Find any real nth root of a number.
Formula
ⁿ√x = x^(1/n)
Example
The fourth root of 81 is 3.
Frequently asked questions
What does the Nth Root Calculator do?
Find any real nth root of a number.
Are the results exact?
The calculator follows the displayed formula. Rounded display values may differ slightly from full-precision results.
Can I use negative or decimal values?
Most fields accept decimals and negative values when they make sense for the formula.
How should I check an important result?
Review the formula, verify your entries, and confirm high-stakes work with a qualified teacher or professional.