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4th Root of 16

The 4th root of 16 is the number, which multiplied by itself 4 times, is 16. In other words, this number to the power of 4 equals 16.

Besides the real values of

along with an explanation, on this page you can also find what the elements of the 4th root of 16 are called.

In addition to the terminology, we have a calculator you don’t want to miss:



⁴√16 = ±2
This 4th Root ⇄ Number Calculator is Really Cool! Click To TweetIf you have been looking for the 4th root of sixteen, then you are right here, too.

Fourth Root of 16

In this section we provide you with important additional information about the topic of this post:

The term can be written as ⁴√16 or 16^1/4.

As the index 4 is even and 16 is greater than 0, 16 has two real 4th roots:

⁴√16, which is positive and called principal 4th root of 16, and -⁴√16 which is negative.

Together, they are denominated as

Although the principal fourth root of sixteen is only one of the two 4th roots, the term “4th root of 16” usually refers to the positive number, that is the principal square root.

If you want to know how to find the value of this root, then read our article 4th Root located in the header menu.

There, we also discuss the properties for index n = 4 by means of examples: multiplication, division, exponentiation etc.

Next, we have a look at the inverse function.

Inverse of 4th Root of 16

Extracting the 4th root is the inverse operation of ^4:

In the following paragraph, we are going to name the elements of this ∜.

What is the 4th Root of 16?

You already have the answer to that question, and you also know about the inverse operation of 16 4th root.

Keep reading to learn what the parts are called.

  • ⁴√16 is the 4th root of 16 symbol
  • 4 is the index
  • 16 = radicand; the radicand is the number below the radical sign
  • 4th root = ±2
  • √ is called radical symbol or radical only

4th root of 16 = ±2

As a sidenote: All values on this page have been rounded to ten decimal places.

Now you really know all about ⁴√16, including its values, parts and the inverse.

If you need to extract the 4th root of any other real number use our calculator above.

Simply insert the number of which you want to find the 4th root (e.g. 16); the calculation is done automatically.

If you like our information about ⁴√16, then a similar 4th root you may be interested in is, for example: 4th root of 18.

In the following table you can find the n-th root of 16 for n = 2,3,4,5,6,7,8,9,10.


The aim of this table is to provide you with an overview of the nth roots of 16.

216Square Root of 16²√16±4
316Cube Root of 16³√162.5198420998
416Forth Root of 16⁴√16±2
516Fifth Root of 16⁵√161.7411011266
616Sixth Root of 16⁶√16±1.587401052
716Seventh Root of 16⁷√161.4859942891
816Eight Root of 16⁸√16±1.4142135624
916Nineth Root of 16⁹√161.3607900002
1016Tenth Root of 16¹⁰√16±1.3195079108

A few lines down from here we review the FAQs.

Fourth Root of Sixteen

If you have been searching for what’s the fourth root of sixteen or 4-th root of 16, then you are reading the right post as well.

The same is true if you typed 4 root of 16 or 16 4 root in the search engine of your preference, just to name a few similar terms.

If something remains unclear do not hesitate getting in touch with us.

We are constantly trying to improve our site, and truly appreciate your feedback.

Ahead is the wrap-up of our information.


To sum up, the fourth roots of 16 are ±2.

Finding the 4th root of the number 16 is the inverse operation of rising the ⁴√16 to the power of 4. That is to say, (±2)4 = 16.

Further information related to ⁴√16 can be found on our page 4th Root.

Note that you can also locate roots like ⁴√16 by means of the search form in the menu and in the sidebar of this site.

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