What number multiplied by itself equals 123?

Here we will answer: What number multiplied by itself gives 123? In other words, what number times itself will equal 123?

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 = 123
x ≈ 11.091

Square Root Method:
Take the square root of 123 to get the answer:

√123 ≈ 11.091

Exponent Method:
Make the base 123 and the exponent 0.5 to get the answer:

123^0.5 ≈ 11.091

There you go! Now you know how to calculate "What number multiplied by itself equals 123?"

The bottom line is that 11.091 times itself equals approximately 123 as illustrated here:

11.091 x 11.091 ≈ 123

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