# What are the perfect cube roots?

What are first ten perfect cube numbers? The first ten cube numbers are 1, 8, 27, 64, 125, 216, 343, 512, 729 and 1000.

Is 18 a perfect cube root?

The number 18 on prime factorization gives 2 × 3 × 3. Here, the prime factor 2 is not in the power of 3. Therefore the cube root of 18 is irrational, hence 18 is not a perfect cube.

What are the first 20 perfect cubes?

Cube Numbers from 1 to 100

Number Cube
19 6859
20 8000
21 9261
22 10648

What’s a perfect cube number?

The perfect cube is the result of multiplying the same integer three times. Multiplying the number 4 three times, for example, yields 64. As a result, the number 64 is a perfect cube. Perfect cube = number x number x number.

How do you find the cubed root of a perfect cube?

Cube root is denoted by ‘∛ ‘ symbol. Example: ∛8 = ∛(2 × 2 × 2) = 2. Since, 8 is a perfect cube number, it is easy to find the cube root of a number.

Cubes and Cube Roots List of 1 to 15.

Number Cube(a3) Cube root ∛a
7 343 1.913
8 512 2.000
9 729 2.080
10 1000 2.154

## What is 27 cube rooted?

As the cube root of 27 is a whole number, 27 is a perfect cube.

Cube root of 27 in radical form: ∛27.

1. What is the Cube Root of 27?
3. Is the Cube Root of 27 Irrational?
4. FAQs on Cube Root of 27

## What is 81 cube root?

The cube root of 81 is the number which when multiplied by itself three times gives the product as 81. Since 81 can be expressed as 3 × 3 × 3 × 3. Therefore, the cube root of 81 = ∛(3 × 3 × 3 × 3) = 4.3267.

## What are the perfect 4th roots?

Fourth Roots

• Fourth root of 1 is ±1.
• Fourth root of 16 is ±2.
• Fourth root of 81 is ±3.
• Fourth root of 256 is ±4.
• Fourth root of 625 is ±5.
• Fourth root of 1296 is ±6.
• Fourth root of 2401 is ±7.
• Fourth root of 4096 is ±8.

## What is the cube root of 125 *?

Cube Root of Numbers

Number (n) Cube Root of a Number (∛n)
125 3
64 4
125 5
216 6

## What are the first 30 perfect squares?

There are 30 perfect squares between 1 and 1000. They are 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225, 256, 289, 324, 361, 400, 441, 484, 529, 576, 625, 676, 729, 784, 841, 900 and 961.

## What are perfect cubes and perfect squares?

Perfect squares are the squares of a whole number (when a number is multiplied by itself two times). Perfect cubes are the cubes of a whole number (when a number is multiplied by itself three times).

## What are the perfect square roots?

The first 12 perfect squares are: {1, 4, 9, 25, 36, 49, 64, 81, 100, 121, 144…} Perfect squares are used often in math. Try to memorize these familiar numbers so that you can recognize them as they are used in many math problems.

## What are cubes and cube roots?

4. What is the difference between cubes and cube roots? Ans: A cube root is a value that gives us the cube number when we multiply it three times. Thus, a perfect cube is a cube of a whole number. A cube root is when we multiply the lowest number three times to arrive at the number.

## What are all the square roots of 81?

√81=√(3×3)×(3×3)=3×3=9. √81=√(3×3)×(3×3)=√9×9=9.

## What is the formula to find cube root?

Example Cube Roots:

1. The 3rd root of 64, or 64 radical 3, or the cube root of 64 is written as 3√64=4.
2. The 3rd root of -64, or -64 radical 3, or the cube root of -64 is written as 3√−64=−4.
3. The cube root of 8 is written as 3√8=2.
4. The cube root of 10 is written as 3√10=2.154435.

## How many cube roots of 1 are there?

In real numbers the cube root of 1 is 1. However, in complex numbers it also has two other roots, namely cos(120) + sin (120) X I where I is root (-1) and also cos(240) + sin (240) x I. Each of these roots when cubed give 1, as well as 1. So it is a cube root, so you know there will be 3 of them.

## What is the cube root of 54 simplified?

cube root of 54 – YouTube

## What is the cube roots of 1000?

The value of the cube root of 1000 is 10.

## What is 9 square rooted?

List of Perfect Squares

NUMBER SQUARE SQUARE ROOT
6 36 2.449
7 49 2.646
8 64 2.828
9 81 3.000

## Is 49 a cube root?

The prime factorization of 49 is 7 × 7, hence, the cube root of 49 in its lowest radical form is expressed as ∛49.

Cube root of 49 in Radical Form: ∛49.

1. What is the Cube Root of 49?
4. FAQs on Cube Root of 49

## IS 125 is a perfect cube?

As the cube root of 125 is a whole number, 125 is a perfect cube.

## What is the cube of 54?

The prime factorization of 54 is 2 × 3 × 3 × 3, hence, the cube root of 54 in its lowest radical form is expressed as 3 ∛2.

Cube Root of 54.

1. What is the Cube Root of 54?
3. Is the Cube Root of 54 Irrational?
4. FAQs on Cube Root of 54

## What are the perfect 5th roots?

Example of 5th Root of Numbers

5th Root of 1 = 1 Fifth root of 7,776 = 6
Fifth root of 32 = 2 Fifth root of 7,776 = 7
Fifth root of 243 = 3 Fifth root of 32,768 = 8
Fifth root of 1,024 = 4 Fifth root of 59,049 = 9
Fifth root of 3,125 = 5 Fifth root of 100,000 = 10

## What are the first 5 perfect fourth roots?

0 , 1 , 4 , 8 , 9 , 16 , 25 , 27 , 32 , 36 , 49 , 64 , 81 , 100.

## IS 128 a perfect 4th root?

The prime factorization of 128 is 2 × 2 × 2 × 2 × 2 × 2 × 2, hence, the cube root of 128 in its lowest radical form is expressed as 4 ∛2.

Cube Root of 128.

1. What is the Cube Root of 128?
4. FAQs on Cube Root of 128

## IS 675 a perfect cube?

Grouping the prime factors of 675 to triples, we are left over with 5 × 5. ∴ 675 is not a perfect cube.

## IS 135 a perfect cube?

Here, 5 cannot be arranged into triplets of equal factors. ∴ We will multiply 135 by 5 to get perfect cube. The smallest number by which 135 must be multiplied to obtain a perfect cube is 5.

## What is a cube root of 343?

The value of cube root of 343 is 7.

## What is an example of a perfect square?

A perfect square is a number that can be expressed as the product of an integer by itself or as the second exponent of an integer. For example, 25 is a perfect square because it is the product of integer 5 by itself, 5 × 5 = 25.

## Is 40 perfect square?

40 is not a perfect square.

## How many perfect squares Does 1 80 have?

There are 8 perfect squares are there from 1 to 80.

## How many perfect squares are also perfect cubes?

A perfect cube is obtained when a power which is a multiple of 3 is present on a number. Hence a number which is both a perfect square and a perfect cube must be obtained by the presence of power which a multiple of 2*3=6. Therefore such numbers are, 0^6 = 0, 1^6 = 1, 2^6 = 64, 3^6 = 729 and so on.

## Which numbers are squares and cubes?

Square, Cube, Square Root and Cubic Root for Numbers Ranging 0 – 100

Number x Square x2 Cube x3
1 1 1
2 4 8
3 9 27
4 16 64

## IS 169 a perfect square root?

The square root of 169 is 13. Since 13 is a whole number, 169 is a perfect square.

## Is 4 a perfect square root?

The square root of 4 is denoted by √4, where symbol ‘√’ is the symbol of the square root. Number 4 is a perfect square. So it is easy to find the root of 4 and other such perfect numbers.

## WHY IS 169 a perfect square?

169 is a perfect square. Because 13 * 13 = 169.

## What are cube roots in math?

The cube root of a number is the factor that we multiply by itself three times to get that number. The symbol for cube root is 3 ​cube root of, end cube root . Finding the cube root of a number is the opposite of cubing a number.

## Is 9000 a perfect cube?

The cube root of a number can be found by the prime factorization method. 3 is multiplied only 2 times in the factorization. Therefore, 9000 is not a perfect cube.

## What is the cube of 3?

Hence, cube root of 8 is 2 and of 27 is 3. Cube root of any number n is a number x, such as x3 = n.

How to find Cube root of 3?

Number (x) Cube of Number (x3)
3 3×3×3 = 27
4 4×4×4 = 64
5 5×5×5 = 125
6 6×6×6 = 216

## Is 81 a perfect square and a perfect cube?

81 is not a perfect cube but 81 is a perfect square.

## Is 81 a perfect square Yes or no?

Informally: When you multiply an integer (a “whole” number, positive, negative or zero) times itself, the resulting product is called a square number, or a perfect square or simply “a square.” So, 0, 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, and so on, are all square numbers.

## What is square root 80 simplified?

The square root is √80 = 4√5.

## How do you find the cube root of 8?

The cube root of 8 is the number which when multiplied by itself three times gives the product as 8. Since 8 can be expressed as 2 × 2 × 2. Therefore, the cube root of 8 = ∛(2 × 2 × 2) = 2.

## What is the cube of 5?

The cube of 5 is 125 and of 6 is 216.

## How do you simplify cube roots?

How To Simplify Cube Roots – YouTube