What number multiplied by itself equals 8405?

Here we will answer: What number multiplied by itself gives 8405? In other words, what number times itself will equal 8405?

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 = 8405
x ≈ 91.679

Square Root Method:
Take the square root of 8405 to get the answer:

√8405 ≈ 91.679

Exponent Method:
Make the base 8405 and the exponent 0.5 to get the answer:

8405^0.5 ≈ 91.679

There you go! Now you know how to calculate "What number multiplied by itself equals 8405?"

The bottom line is that 91.679 times itself equals approximately 8405 as illustrated here:

91.679 x 91.679 ≈ 8405

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