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Greatest Common Factor of 78, 80, 18, 98, 108

GCF of two or more numbers Calculator allows you to quickly calculate the GCF of 78, 80, 18, 98, 108 i.e. 2 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 78, 80, 18, 98, 108 is 2.

GCF(78, 80, 18, 98, 108) = 2

GCF of 78, 80, 18, 98, 108

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

GCF of:

Greatest Common Factor (GCF) of 78,80,18,98,108 By Common Division

2 78, 80, 18, 98, 108
39, 40, 9, 49, 54

∴ So the GCF of the given numbers is 2 = 2

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

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 18

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

1,2,3,6,9,18

Factors of 98

List of positive integer factors of 98 that divides 98 without a remainder.

1,2,7,14,49,98

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

Greatest Common Factor

We found the factors 78,80,18,98,108 . The biggest common factor number is the GCF number.
So the greatest common factor 78,80,18,98,108 is 2.

GCF of two or more Numbers Calculation Examples

Frequently Asked Questions on GCF of 78, 80, 18, 98, 108

1. What is the GCF of 78, 80, 18, 98, 108?

Answer: GCF of 78, 80, 18, 98, 108 is 2.

2. How to Find the GCF of 78, 80, 18, 98, 108

Answer: Greatest Common Factor(GCF) of 78, 80, 18, 98, 108 = 2

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

Step 2: Then multiply all the prime factors GCF(78, 80, 18, 98, 108) = 2.