What number multiplied by itself equals 780?

Here we will answer: What number multiplied by itself gives 780? In other words, what number times itself will equal 780?

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 = 780
x ≈ 27.928

Square Root Method:
Take the square root of 780 to get the answer:

√780 ≈ 27.928

Exponent Method:
Make the base 780 and the exponent 0.5 to get the answer:

780^0.5 ≈ 27.928

There you go! Now you know how to calculate "What number multiplied by itself equals 780?"

The bottom line is that 27.928 times itself equals approximately 780 as illustrated here:

27.928 x 27.928 ≈ 780

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 781?
Learn about the next number on our list here!

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