What number multiplied by itself equals 660?

Here we will answer: What number multiplied by itself gives 660? In other words, what number times itself will equal 660?

We have identified many different ways of getting the answer to this question:

Algebra Method:
Make an algebra equation and solve for x:

x • x = 660
x ≈ 25.69

Square Root Method:
Take the square root of 660 to get the answer:

√660 ≈ 25.69

Exponent Method:
Make the base 660 and the exponent 0.5 to get the answer:

660^0.5 ≈ 25.69

There you go! Now you know how to calculate "What number multiplied by itself equals 660?"

The bottom line is that 25.69 times itself equals approximately 660 as illustrated here:

25.69 x 25.69 ≈ 660

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The answer on this page is rounded to the nearest thousandth, if necessary.