# Greatest Common Factor of 63, 81, 108, 120

GCF of two or more numbers Calculator allows you to quickly calculate the GCF of 63, 81, 108, 120 i.e. 3 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 63, 81, 108, 120 is 3.

GCF(63, 81, 108, 120) = 3

## GCF of 63, 81, 108, 120

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

GCF of:

### Greatest Common Factor (GCF) of 63,81,108,120 By Common Division

 3 63, 81, 108, 120 21, 27, 36, 40

∴ So the GCF of the given numbers is 3 = 3

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

Factors of 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 108

List of positive integer factors of 108 that divides 108 without a remainder.

1,2,3,4,6,9,12,18,27,36,54,108

Factors of 120

List of positive integer factors of 120 that divides 120 without a remainder.

1,2,3,4,5,6,8,10,12,15,20,24,30,40,60,120

Greatest Common Factor

We found the factors 63,81,108,120 . The biggest common factor number is the GCF number.
So the greatest common factor 63,81,108,120 is 3.

### 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 63, 81, 108, 120

1. What is the GCF of 63, 81, 108, 120?

Answer: GCF of 63, 81, 108, 120 is 3.

2. How to Find the GCF of 63, 81, 108, 120

Answer: Greatest Common Factor(GCF) of 63, 81, 108, 120 = 3

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

Step 2: Then multiply all the prime factors GCF(63, 81, 108, 120) = 3.