Table of Contents

## What are the common factors of 6 and 30?

There are 4 common factors of 6 and 30, that are 1, 2, 3, and 6. Therefore, the greatest common factor of 6 and 30 is 6.

**What are the factors of 12 16 30?**

For 12, 16, and 30 those factors look like this:

- Factors for 12: 1, 2, 3, 4, 6, and 12.
- Factors for 16: 1, 2, 4, 8, and 16.
- Factors for 30: 1, 2, 3, 5, 6, 10, 15, and 30.

**What are the common prime factors of 20 and 30?**

Prime factorization of 20 and 30 is (2 × 2 × 5) and (2 × 3 × 5) respectively. As visible, 20 and 30 have common prime factors. Hence, the HCF of 20 and 30 is 2 × 5 = 10.

### What is the greatest common factor of 15 30 and 20?

As you can see when you list out the factors of each number, 5 is the greatest number that 15, 20, and 30 divides into.

**What is the greatest common factor of 30?**

The prime factors of 30 are 2 x 3 x 5. The prime factors they have in common are 3 x 5. 3 x 5 = 15. The greatest common factor is 15.

**What is the greatest common factor of 30 and 5?**

5

What is the GCF of 5 and 30? The GCF of 5 and 30 is 5.

#### What are the factors of 12 and 30?

There are 4 common factors of 12 and 30, that are 1, 2, 3, and 6. Therefore, the greatest common factor of 12 and 30 is 6.

**What are the common factors of 6 12 and 30?**

What is the Greatest Common Factor?

- Factors for 6: 1, 2, 3, and 6.
- Factors for 12: 1, 2, 3, 4, 6, and 12.
- Factors for 30: 1, 2, 3, 5, 6, 10, 15, and 30.

**What is the common factor of 30?**

The factors of 30 are 1, 2, 3, 5, 10, 15, and 30.

## How do you find the greatest common factor of 30?

The prime factors of 30 are 5, 3 and 2. The prime numbers 5 and 3 are both factors that are common to 30 and 75. The product of these factors is 3×5 = 15. Thus, the “Greatest Common Factor” of 30 and 75 is 15.

**How do you find the common factors?**

To find the common factors of two numbers, you first need to list all the factors of each one and then compare them. If a factor appears in both lists then it is a common factor.

**What are the common factors of 18 and 30?**

There are 4 common factors of 18 and 30, that are 1, 2, 3, and 6. Therefore, the greatest common factor of 18 and 30 is 6.