What number multiplied by itself equals 457?

Here we will answer: What number multiplied by itself gives 457? In other words, what number times itself will equal 457?

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 = 457
x ≈ 21.378

Square Root Method:
Take the square root of 457 to get the answer:

√457 ≈ 21.378

Exponent Method:
Make the base 457 and the exponent 0.5 to get the answer:

457^0.5 ≈ 21.378

There you go! Now you know how to calculate "What number multiplied by itself equals 457?"

The bottom line is that 21.378 times itself equals approximately 457 as illustrated here:

21.378 x 21.378 ≈ 457

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