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Is 72 a Perfect Square?

James H. Sterling • • 5 min read
Is 72 a Perfect Square?
Is 72 a perfect square number? A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 72 is about 8.485. Thus, the square root of 72 is not an integer, and therefore 72 is not a square number.

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Keeping this in consideration, is 72 a square number Explain how you determined your answer?

In other words, the square root of 72 must equal a whole number (integer). There is no integer that you can multiply by itself that will make 72. Thus, 72 is NOT a square number. The answer to the question: "Is 72 a square number?" is No.

Subsequently, question is, what is a factor of 72? The factors of 72. Answer : 1,2,3,4,6,8,9,12,18,24,36,72, Related Links : Is 72 a rational number?

Keeping this in view, what number is a perfect square?

The perfect squares are the squares of the whole numbers: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100 …

Is 72 composite or prime?

It is the opposite of a prime number. The number 72 can be evenly divided by 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36 and 72, with no remainder. Since 72 cannot be divided by just 1 and 72, it is a composite number.

Related Question Answers

What is 3 by the power of 4?

3 raised to the power of 4 is written 34 = 81.

What does 3 cubed mean?

An easy way to write 3 cubed is 33. This means three multiplied by itself three times. The easiest way to do this calculation is to do the first multiplication (3x3) and then to multiply your answer by the same number you started with; 3 x 3 x 3 = 9 x 3 = 27.
James H. Sterling
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James H. Sterling

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.