Greatest Common Factor of 21, 83, 979, 531

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

• Greatest Common Factor of 21, 83, 979, 531 by common division method
• Greatest Common Factor of 21, 83, 979, 531 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 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 83

List of positive integer factors of 83 that divides 83 without a remainder.

1,83

Factors of 979

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

1,11,89,979

Factors of 531

List of positive integer factors of 531 that divides 531 without a remainder.

1,3,9,59,177,531

Greatest Common Factor

We found the factors 21,83,979,531 . The biggest common factor number is the GCF number.
So the greatest common factor 21,83,979,531 is 1.

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

• GCF of 95, 91, 627, 423
• GCF of 54, 89, 808, 492
• GCF of 84, 81, 989, 384
• GCF of 73, 83, 992, 902
• GCF of 20, 17, 836, 775

1. What is the GCF of 21, 83, 979, 531?

Answer: GCF of 21, 83, 979, 531 is 1.

2. How to Find the GCF of 21, 83, 979, 531

Answer: Greatest Common Factor(GCF) of 21, 83, 979, 531 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 83, 979, 531) = 1.