What number multiplied by itself equals 458?

Here we will answer: What number multiplied by itself gives 458? In other words, what number times itself will equal 458?

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 = 458
x ≈ 21.401

Square Root Method:
Take the square root of 458 to get the answer:

√458 ≈ 21.401

Exponent Method:
Make the base 458 and the exponent 0.5 to get the answer:

458^0.5 ≈ 21.401

There you go! Now you know how to calculate "What number multiplied by itself equals 458?"

The bottom line is that 21.401 times itself equals approximately 458 as illustrated here:

21.401 x 21.401 ≈ 458

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