What number multiplied by itself equals 3991?

Here we will answer: What number multiplied by itself gives 3991? In other words, what number times itself will equal 3991?

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 = 3991
x ≈ 63.174

Square Root Method:
Take the square root of 3991 to get the answer:

√3991 ≈ 63.174

Exponent Method:
Make the base 3991 and the exponent 0.5 to get the answer:

3991^0.5 ≈ 63.174

There you go! Now you know how to calculate "What number multiplied by itself equals 3991?"

The bottom line is that 63.174 times itself equals approximately 3991 as illustrated here:

63.174 x 63.174 ≈ 3991

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