Greatest Common Factor of 78, 12, 639, 981

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of two or more numbers Calculator allows you to quickly calculate the GCF of 78, 12, 639, 981 i.e. 3 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 78, 12, 639, 981 is 3.

GCF(78, 12, 639, 981) = 3

GCF of 78, 12, 639, 981

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

GCF of:

Greatest Common Factor of 78,12,639,981

GCF of 78,12,639,981 is 3

3 78, 12, 639, 981
26, 4, 213, 327

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

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 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 639

List of positive integer factors of 639 that divides 639 without a remainder.

1,3,9,71,213,639

Factors of 981

List of positive integer factors of 981 that divides 981 without a remainder.

1,3,9,109,327,981

Greatest Common Factor

We found the factors 78,12,639,981 . The biggest common factor number is the GCF number.
So the greatest common factor 78,12,639,981 is 3.

GCF of two or more Numbers Calculation Examples

Frequently Asked Questions on GCF of 78, 12, 639, 981

1. What is the GCF of 78, 12, 639, 981?

Answer: GCF of 78, 12, 639, 981 is 3.

2. How to Find the GCF of 78, 12, 639, 981

Answer: Greatest Common Factor(GCF) of 78, 12, 639, 981 = 3

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

Step 2: Then multiply all the prime factors GCF(78, 12, 639, 981) = 3.