Greatest Common Factor of 30, 28, 979

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

• Greatest Common Factor of 30, 28, 979 by common division method
• Greatest Common Factor of 30, 28, 979 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 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 28

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

1,2,4,7,14,28

Factors of 979

List of positive integer factors of 979 that divides 979 without a remainder.

1,11,89,979

Greatest Common Factor

We found the factors 30,28,979 . The biggest common factor number is the GCF number.
So the greatest common factor 30,28,979 is 1.

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

• GCF of 51, 86, 920
• GCF of 90, 89, 431
• GCF of 57, 84, 765
• GCF of 52, 23, 106
• GCF of 80, 95, 806

1. What is the GCF of 30, 28, 979?

Answer: GCF of 30, 28, 979 is 1.

2. How to Find the GCF of 30, 28, 979

Answer: Greatest Common Factor(GCF) of 30, 28, 979 = 1

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

Step 2: Then multiply all the prime factors GCF(30, 28, 979) = 1.