Greatest Common Factor of 638, 1236

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 638, 1236 i.e. 2 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 638, 1236 is 2.

GCF(638, 1236) = 2

GCF of 638, 1236

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

GCF of:

Greatest Common Factor of 638,1236

GCF of 638,1236 is 2

2 638, 1236
319, 618

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

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

Factors of 638

List of positive integer factors of 638 that divides 638 without a remainder.

1,2,11,22,29,58,319,638

Factors of 1236

List of positive integer factors of 1236 that divides 1236 without a remainder.

1,2,3,4,6,12,103,206,309,412,618,1236

Greatest Common Factor

We found the factors 638,1236 . The biggest common factor number is the GCF number.
So the greatest common factor 638,1236 is 2.

GCF of two or more Numbers Calculation Examples

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

Frequently Asked Questions on GCF of 638, 1236

1. What is the GCF of 638, 1236?

Answer: GCF of 638, 1236 is 2.

2. How to Find the GCF of 638, 1236

Answer: Greatest Common Factor(GCF) of 638, 1236 = 2

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

Step 2: Then multiply all the prime factors GCF(638, 1236) = 2.