square root of 12991 twelvethousandninehundredninetyone
The square root of 12991 is:
113.97806806575
What is the square root of a number?
The square root of a number is a value that when multiplied by itself equals the original number. The square root is the opposite of mathematical function of the square.
The classic symbol of the square root is the normal root sign without specifying the root exponent.