Greatest Common Factor of 78, 83, 80

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

• Greatest Common Factor of 78, 83, 80 by common division method
• Greatest Common Factor of 78, 83, 80 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

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 83

List of positive integer factors of 83 that divides 83 without a remainder.

1,83

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

Greatest Common Factor

We found the factors 78,83,80 . The biggest common factor number is the GCF number.
So the greatest common factor 78,83,80 is 1.

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

• GCF of 77, 67, 91
• GCF of 62, 81, 97
• GCF of 39, 60, 42
• GCF of 80, 25, 93
• GCF of 92, 97, 38

1. What is the GCF of 78, 83, 80?

Answer: GCF of 78, 83, 80 is 1.

2. How to Find the GCF of 78, 83, 80

Answer: Greatest Common Factor(GCF) of 78, 83, 80 = 1

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

Step 2: Then multiply all the prime factors GCF(78, 83, 80) = 1.