What number multiplied by itself equals 866?

Here we will answer: What number multiplied by itself gives 866? In other words, what number times itself will equal 866?

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 = 866
x ≈ 29.428

Square Root Method:
Take the square root of 866 to get the answer:

√866 ≈ 29.428

Exponent Method:
Make the base 866 and the exponent 0.5 to get the answer:

866^0.5 ≈ 29.428

There you go! Now you know how to calculate "What number multiplied by itself equals 866?"

The bottom line is that 29.428 times itself equals approximately 866 as illustrated here:

29.428 x 29.428 ≈ 866

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