What number multiplied by itself equals 647?

Here we will answer: What number multiplied by itself gives 647? In other words, what number times itself will equal 647?

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 = 647
x ≈ 25.436

Square Root Method:
Take the square root of 647 to get the answer:

√647 ≈ 25.436

Exponent Method:
Make the base 647 and the exponent 0.5 to get the answer:

647^0.5 ≈ 25.436

There you go! Now you know how to calculate "What number multiplied by itself equals 647?"

The bottom line is that 25.436 times itself equals approximately 647 as illustrated here:

25.436 x 25.436 ≈ 647

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