# Greatest Common Factor of 18, 30, 54

GCF of two or more numbers Calculator allows you to quickly calculate the GCF of 18, 30, 54 i.e. 6 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 18, 30, 54 is 6.

GCF(18, 30, 54) = 6

## GCF of 18, 30, 54

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

GCF of:

### Greatest Common Factor (GCF) of 18,30,54 By Common Division

 2 18, 30, 54 3 9, 15, 27 3, 5, 9

∴ So the GCF of the given numbers is 2 x 3 = 6

### Greatest Common Factor (GCF) By Matching Biggest Common Factor Method

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 54

List of positive integer factors of 54 that divides 54 without a remainder.

1,2,3,6,9,18,27,54

Greatest Common Factor

We found the factors 18,30,54 . The biggest common factor number is the GCF number.
So the greatest common factor 18,30,54 is 6.

### GCF of two or more Numbers Calculation Examples

Here are some samples of GCF of two or more Numbers calculations.

### Frequently Asked Questions on GCF of 18, 30, 54

1. What is the GCF of 18, 30, 54?

Answer: GCF of 18, 30, 54 is 6.

2. How to Find the GCF of 18, 30, 54

Answer: Greatest Common Factor(GCF) of 18, 30, 54 = 6

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(18, 30, 54) = 6.