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A perfect square is a number that can be expressed as the product of two equal integers.

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Q: What is perfect square number?
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Related questions

What is it called when a number has a whole number square root?

Then the number is called a "perfect square".Then the number is called a "perfect square".Then the number is called a "perfect square".Then the number is called a "perfect square".


How do you check if a number is a perfect square?

For a number to be a perfect square, the number's square root has to be a whole number. 9 is a perfect square because its square root is a whole number, 3. If the square root of the number is a decimal, then it is not a perfect square. For example, 13 does not divide evenly so it not a perfect square.


What number is both a square number and a cube number between 1 and 25?

There is not a number that is a perfect square and perfect cube between 1 and 25.There is not a number that is a perfect square and perfect cube between 1 and 25.There is not a number that is a perfect square and perfect cube between 1 and 25.There is not a number that is a perfect square and perfect cube between 1 and 25.


Can a perfect number be odd?

If by 'perfect number' you mean 'perfect SQUARE', then yes. 49 is an odd number and a perfect square.


Is the number a perfect square?

20 is a not perfect square.


How do you determine that 72 is not a square number?

You take the square root of the number. If it is a perfect square, this will be a whole number. If it is not, it isn't a perfect square.


Why is a perfect square the square of a whole number?

It is the definition of a perfect square.


Is the number 125 a square number?

Well, technically, it is the square of 11.18033989...but it is not a perfect square(a perfect square is the square of a whole number. 1,4,9,16,25,36,49,64,81,100,121,144,169,196,225,256, etc.)


Is the number 40 a square number?

It is a square number but not a perfect square number.


What is a perfect square?

A perfect square is a square of an integer (a whole number).


A perfect square is a number that has an integer square root?

Yes, a perfect square is a number that has an integer square root.


Is 195 a perfect square number?

195 is a not perfect square.