Square Calculator

Calculate squares (x²) with detailed analysis and properties

Calculate Square
Enter a number to calculate its square (x²)
Result
Square calculation and number properties

Enter a number to calculate its square

Square Examples
Common squares for quick reference

1²

1

2²

4

3²

9

4²

16

5²

25

6²

36

7²

49

8²

64

9²

81

10²

100

11²

121

12²

144

13²

169

14²

196

15²

225

16²

256

17²

289

18²

324

19²

361

20²

400

How Square Calculation Works

What is a Square?

The square of a number is the result of multiplying the number by itself. For example, 5² = 5 × 5 = 25.

Perfect Squares

Perfect squares are integers that are squares of other integers. They form the sequence: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100...