Square root
Square root: formula x = √n, custom inputs and copyable results. Free calculation in your browser.
Calculate the non-negative principal square root of a number from 0 to 10¹². Example: √144 = 12. Results use 12 significant digits.
Result
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Formula and instructions
x = √n
Calculate the non-negative principal square root of a number from 0 to 10¹². Example: √144 = 12. Results use 12 significant digits.
Frequently asked questions
Which formula does this tool use?
x = √n Calculate the non-negative principal square root of a number from 0 to 10¹². Example: √144 = 12. Results use 12 significant digits.