What number multiplied by itself equals 324?

Here we will answer: What number multiplied by itself gives 324? In other words, what number times itself will equal 324?

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 = 324
x = 18

Square Root Method:
Take the square root of 324 to get the answer:

√324 = 18

Exponent Method:
Make the base 324 and the exponent 0.5 to get the answer:

324^0.5 = 18

There you go! Now you know how to calculate "What number multiplied by itself equals 324?"

The bottom line is that 18 times itself equals 324 as illustrated here:

18 x 18 = 324

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