What number multiplied by itself equals 491?

Here we will answer: What number multiplied by itself gives 491? In other words, what number times itself will equal 491?

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 = 491
x ≈ 22.159

Square Root Method:
Take the square root of 491 to get the answer:

√491 ≈ 22.159

Exponent Method:
Make the base 491 and the exponent 0.5 to get the answer:

491^0.5 ≈ 22.159

There you go! Now you know how to calculate "What number multiplied by itself equals 491?"

The bottom line is that 22.159 times itself equals approximately 491 as illustrated here:

22.159 x 22.159 ≈ 491

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