Greatest Common Factor of 78, 39, 87, 60

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

• Greatest Common Factor of 78, 39, 87, 60 by common division method
• Greatest Common Factor of 78, 39, 87, 60 with matching the biggest common factor

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

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 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Greatest Common Factor

We found the factors 78,39,87,60 . The biggest common factor number is the GCF number.
So the greatest common factor 78,39,87,60 is 3.

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

• GCF of 16, 48, 20, 23
• GCF of 50, 99, 51, 61
• GCF of 55, 66, 96, 87
• GCF of 75, 92, 41, 44
• GCF of 27, 21, 36, 64

1. What is the GCF of 78, 39, 87, 60?

Answer: GCF of 78, 39, 87, 60 is 3.

2. How to Find the GCF of 78, 39, 87, 60

Answer: Greatest Common Factor(GCF) of 78, 39, 87, 60 = 3

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

Step 2: Then multiply all the prime factors GCF(78, 39, 87, 60) = 3.