What number multiplied by itself equals 991?

Here we will answer: What number multiplied by itself gives 991? In other words, what number times itself will equal 991?

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 = 991
x ≈ 31.48

Square Root Method:
Take the square root of 991 to get the answer:

√991 ≈ 31.48

Exponent Method:
Make the base 991 and the exponent 0.5 to get the answer:

991^0.5 ≈ 31.48

There you go! Now you know how to calculate "What number multiplied by itself equals 991?"

The bottom line is that 31.48 times itself equals approximately 991 as illustrated here:

31.48 x 31.48 ≈ 991

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 992?
Learn about the next number on our list here!

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