What number multiplied by itself equals 289?

Here we will answer: What number multiplied by itself gives 289? In other words, what number times itself will equal 289?

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 = 289
x = 17

Square Root Method:
Take the square root of 289 to get the answer:

√289 = 17

Exponent Method:
Make the base 289 and the exponent 0.5 to get the answer:

289^0.5 = 17

There you go! Now you know how to calculate "What number multiplied by itself equals 289?"

The bottom line is that 17 times itself equals 289 as illustrated here:

17 x 17 = 289

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