Math and Arithmetic

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

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###### 2009-12-18 17:42:30

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".

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###### 2009-12-18 17:42:30

Then the number is called a "perfect square".

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## Related Questions

The square root of 15 is not a whole number.

The whole number closest to the square root of 65 is 8. The whole number closest to the square root of 65 is 8.

The square root of 26 is not a whole number

The square root of 55 to the nearest whole number is 7.

Negative the square root of 36 is -6, which is a whole number.

nope! take the square root of 5, 2.236067978... which is not a whole number! hope this helps!

Yes. The square of a whole number is always a whole number. For example, 3 squared is 9, so the square root of 9 is 3. What you never have, is the square root of a whole number being a fraction that is not a whole number. The square root of a whole number is either a whole number or an irrational number. For example, the square root of 2 is irrational, because there are no 2 whole numbers a and b such that a/b squared is 2. This is not terribly difficult to prove, but I have already said too much; I have answered your question.

48 is not a square number, so the square root of 48 is irrational and can not be represented as a whole number.

If the whole number is a perfect square, its square root is rational. If not, it's not.

When the whole number is a perfect square, ie it is a whole number squared.

The square root of seven is a real number, but it is not a whole number.

I think the answer to this poorly phrased question is "a perfect square".

No - a natural number is a whole number. Therefore, the square root of 49 is a natural number, but the square root of 50 is not.

Square root of 59 is 7.681145748 Nearest whole number would be 8

No. The square root of 136 is not a whole number.

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.

no, 28 has no whole square root; the square root of 49 is 7

Factors refer to whole numbers. The square root of 820 is not a whole number.

The square root of 15 being 3.87 the closest whole number would be 4

The nearest whole number would be 3. The square root of 8 is approximately 2.82842712474619

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