What number multiplied by itself equals 87?

Here we will answer: What number multiplied by itself gives 87? In other words, what number times itself will equal 87?

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 = 87
x ≈ 9.327

Square Root Method:
Take the square root of 87 to get the answer:

√87 ≈ 9.327

Exponent Method:
Make the base 87 and the exponent 0.5 to get the answer:

87^0.5 ≈ 9.327

There you go! Now you know how to calculate "What number multiplied by itself equals 87?"

The bottom line is that 9.327 times itself equals approximately 87 as illustrated here:

9.327 x 9.327 ≈ 87

Multiplied By Itself Equals Calculator
Need to calculate what number multiplied by itself equals another number? Please enter it below.

What number multiplied by itself equals 88?
Learn about the next number on our list here!

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