Greatest Common Factor of 28, 108, 809

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

• Greatest Common Factor of 28, 108, 809 by common division method
• Greatest Common Factor of 28, 108, 809 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 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

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

Factors of 809

List of positive integer factors of 809 that divides 809 without a remainder.

1,809

Greatest Common Factor

We found the factors 28,108,809 . The biggest common factor number is the GCF number.
So the greatest common factor 28,108,809 is 1.

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

• GCF of 64, 711, 790
• GCF of 48, 422, 861
• GCF of 59, 611, 281
• GCF of 90, 612, 968
• GCF of 35, 152, 319

1. What is the GCF of 28, 108, 809?

Answer: GCF of 28, 108, 809 is 1.

2. How to Find the GCF of 28, 108, 809

Answer: Greatest Common Factor(GCF) of 28, 108, 809 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 108, 809) = 1.