Perfect Square Checker Is a number a perfect square? Number Perfect square? Yes Square root 12 Step-by-step with your numbers: 1. Values used: 2. Number = 144 3. Perfect square? = Yes 4. Square root = sqrt(144) = 12 Did we solve your problem today? 👍 Yes 👎 No Thanks for the feedback! Check if a number is a perfect square. FAQ Use? Factoring, geometry. Related calculators Perfect Cube Calculator Check if a number is a perfect cube and find its cube root. Square Root Calculator Find the square root of a number. Prime Number Calculator Check whether a number is prime.