61 squared
61² = 61 × 61 = 3,721
To square a number, multiply it by itself. 61 squared is written 61² or 61^2, and the answer is 3,721.
How to work out 61 squared
- Direct: 61 × 61 = 3,721.
- From the previous square: 60² = 3,600, and 61² = 3,600 + (2 × 61 − 1) = 3,600 + 121 = 3,721.
- Split the number: 61 = 60 + 1, so 61² = 60² + 2 × 60 × 1 + 1² = 3,600 + 120 + 1 = 3,721.
Related
- 61 cubed = 226,981
- The square root of 3,721 is 61, so 3,721 is a perfect square.
Squares near 61
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