What number multiplied by itself equals 396?

Here we will answer: What number multiplied by itself gives 396? In other words, what number times itself will equal 396?

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 = 396
x ≈ 19.9

Square Root Method:
Take the square root of 396 to get the answer:

√396 ≈ 19.9

Exponent Method:
Make the base 396 and the exponent 0.5 to get the answer:

396^0.5 ≈ 19.9

There you go! Now you know how to calculate "What number multiplied by itself equals 396?"

The bottom line is that 19.9 times itself equals approximately 396 as illustrated here:

19.9 x 19.9 ≈ 396

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 397?
Learn about the next number on our list here!

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