Greatest Common Factor of 28, 58, 42, 979

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

• Greatest Common Factor of 28, 58, 42, 979 by common division method
• Greatest Common Factor of 28, 58, 42, 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 28

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

1,2,4,7,14,28

Factors of 58

List of positive integer factors of 58 that divides 58 without a remainder.

1,2,29,58

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

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 28,58,42,979 . The biggest common factor number is the GCF number.
So the greatest common factor 28,58,42,979 is 1.

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

• GCF of 82, 42, 41, 663
• GCF of 49, 77, 40, 691
• GCF of 14, 23, 17, 753
• GCF of 73, 98, 98, 334
• GCF of 50, 40, 68, 101

1. What is the GCF of 28, 58, 42, 979?

Answer: GCF of 28, 58, 42, 979 is 1.

2. How to Find the GCF of 28, 58, 42, 979

Answer: Greatest Common Factor(GCF) of 28, 58, 42, 979 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 58, 42, 979) = 1.