Greatest Common Factor of 79, 31, 63, 13

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

• Greatest Common Factor of 79, 31, 63, 13 by common division method
• Greatest Common Factor of 79, 31, 63, 13 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 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Factors of 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Greatest Common Factor

We found the factors 79,31,63,13 . The biggest common factor number is the GCF number.
So the greatest common factor 79,31,63,13 is 1.

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

• GCF of 40, 54, 86, 91
• GCF of 74, 66, 47, 92
• GCF of 21, 70, 89, 74
• GCF of 65, 15, 55, 52
• GCF of 91, 71, 14, 50

1. What is the GCF of 79, 31, 63, 13?

Answer: GCF of 79, 31, 63, 13 is 1.

2. How to Find the GCF of 79, 31, 63, 13

Answer: Greatest Common Factor(GCF) of 79, 31, 63, 13 = 1

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

Step 2: Then multiply all the prime factors GCF(79, 31, 63, 13) = 1.