Let’s do this by examples

### Find cube root of 216?

Let’s do prime factorization of 216 Thus,

216  = 2 × 2 × 2 × 3 × 3 × 3

Now,

We make groups of 3 Therefore,

Cube root of 216 = 2 × 3

= 6

### Find cube root of 729?

Doing Prime factorization of 729 We see that Therefore,

Cube root of 729 = 3 × 3

= 9

### Find cube root of 3375?

Doing Prime factorization of 3375 We see that Therefore,

Cube root of 3375 = 3 × 5

= 15

### Find cube root of 6859?

Doing Prime factorization of 6859 We see that Therefore,

Cube root of 6859 = 19

### Find cube root of 10648?

Doing Prime factorization of 10648 We see that Therefore,

Cube root of 10648 = 2 × 11

= 22

### Find cube root of 74088?

Doing Prime factorization of 74088 We see that Therefore,

Cube root of 74088 = 2 × 3 × 7

= 42

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1. Chapter 7 Class 8 Cubes and Cube Roots
2. Concept wise
3. Finding cube root by prime factorisation method

Finding cube root by prime factorisation method 