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Cube Root of 256

The cube root of 256 is the number, which multiplied by itself three times, is 256. In other words, this number to the power of 3 equals 256.

Besides the real value of

along with an explanation, on this page you can also find what the elements of the cube root of 256 are called.

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



³√256 = 6.3496042079
If you have been looking for the cube root of two hundred fifty-six, then you are right here, too.

Third Root of 256

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

The term can be written as ³√256 or 256^1/3.

As the index 3 is odd, 256 has only one cube real root: ³√256 sometimes called principal cube root of 256.

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

There, we also discuss the properties for index n = 3 by means of examples: multiplication, division, exponentiation etc.

Next, we have a look at the inverse function.

Inverse of Cube Root of 256

Extracting the cube root is the inverse operation of ^3:

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

What is the Cube Root of 256?

You already have the answer to that question, and you also know about the inverse operation of 256 cube root.

Keep reading to learn what the parts are called.

  • ³√256 is the cube root of 256 symbol
  • 3 is the index
  • 256 = radicand; the radicand is the number below the radical sign
  • Cube root = 6.3496042079
  • √ is called radical symbol or radical only

Third root of 256 = 6.3496042079

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

Now you really know all about ³√256, including its values, parts and the inverse.

If you need to extract the 3rd root of any other real number use our calculator above.

Simply insert the number of which you want to find the cube root (e.g. 256); the calculation is done automatically.

If you like our information about ³√256, then a similar cube root you may be interested in is, for example: cube root of 258.

In the following table you can find the n-th root of 256 for number 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 256.

2256Square Root of 256²√256±16
3256Cube Root of 256³√2566.3496042079
4256Forth Root of 256⁴√256±4
5256Fifth Root of 256⁵√2563.031433133
6256Sixth Root of 256⁶√256±2.5198420998
7256Seventh Root of 256⁷√2562.2081790273
8256Eight Root of 256⁸√256±2
9256Nineth Root of 256⁹√2561.8517494246
10256Tenth Root of 256¹⁰√256±1.7411011266

A few lines down from here we review the FAQs.

Cube Root of Two Hundred Fifty-Six

If you have been searching for what’s the cube root of two hundred fifty-six or 3rd root of 256, then you are reading the right post as well.

The same is true if you typed 3 root of 256 or 256 3 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 cube root of 256 is 6.3496042079.

Finding the third root of the number 256 is the inverse operation of rising the ³√256 to the power of 3. That is to say, (6.3496042079)3 = 256.

Further information related to ³√256 can be found on our page n-th Root.

Note that you can also locate roots like ³√256 by means of the search form in the menu and in the sidebar of this site.

If our article about the cube √ 256 has been useful to you , then press some of the share buttons located at the bottom of this page.

BTW: A term closely related to cube roots is perfect cube. We tell you everything about perfect cubes in our article Cube Numbers.

If you have any questions about the 3rd root of 256, fill in the comment form below.

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– Article written by Mark, last updated on November 26th, 2023