What number multiplied by itself equals 689?

Here we will answer: What number multiplied by itself gives 689? In other words, what number times itself will equal 689?

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 = 689
x ≈ 26.249

Square Root Method:
Take the square root of 689 to get the answer:

√689 ≈ 26.249

Exponent Method:
Make the base 689 and the exponent 0.5 to get the answer:

689^0.5 ≈ 26.249

There you go! Now you know how to calculate "What number multiplied by itself equals 689?"

The bottom line is that 26.249 times itself equals approximately 689 as illustrated here:

26.249 x 26.249 ≈ 689

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