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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

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.