What number multiplied by itself equals 818?

Here we will answer: What number multiplied by itself gives 818? In other words, what number times itself will equal 818?

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 = 818
x ≈ 28.601

Square Root Method:
Take the square root of 818 to get the answer:

√818 ≈ 28.601

Exponent Method:
Make the base 818 and the exponent 0.5 to get the answer:

818^0.5 ≈ 28.601

There you go! Now you know how to calculate "What number multiplied by itself equals 818?"

The bottom line is that 28.601 times itself equals approximately 818 as illustrated here:

28.601 x 28.601 ≈ 818

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