Greatest Common Factor of 28, 647, 972

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

• Greatest Common Factor of 28, 647, 972 by common division method
• Greatest Common Factor of 28, 647, 972 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 647

List of positive integer factors of 647 that divides 647 without a remainder.

1,647

Factors of 972

List of positive integer factors of 972 that divides 972 without a remainder.

1,2,3,4,6,9,12,18,27,36,54,81,108,162,243,324,486,972

Greatest Common Factor

We found the factors 28,647,972 . The biggest common factor number is the GCF number.
So the greatest common factor 28,647,972 is 1.

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

• GCF of 86, 356, 993
• GCF of 38, 848, 893
• GCF of 60, 285, 289
• GCF of 53, 288, 996
• GCF of 47, 165, 309

1. What is the GCF of 28, 647, 972?

Answer: GCF of 28, 647, 972 is 1.

2. How to Find the GCF of 28, 647, 972

Answer: Greatest Common Factor(GCF) of 28, 647, 972 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 647, 972) = 1.