What number multiplied by itself equals 728?

Here we will answer: What number multiplied by itself gives 728? In other words, what number times itself will equal 728?

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 = 728
x ≈ 26.981

Square Root Method:
Take the square root of 728 to get the answer:

√728 ≈ 26.981

Exponent Method:
Make the base 728 and the exponent 0.5 to get the answer:

728^0.5 ≈ 26.981

There you go! Now you know how to calculate "What number multiplied by itself equals 728?"

The bottom line is that 26.981 times itself equals approximately 728 as illustrated here:

26.981 x 26.981 ≈ 728

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