Greatest Common Factor of 79, 61, 71, 139

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

• Greatest Common Factor of 79, 61, 71, 139 by common division method
• Greatest Common Factor of 79, 61, 71, 139 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 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 139

List of positive integer factors of 139 that divides 139 without a remainder.

1,139

Greatest Common Factor

We found the factors 79,61,71,139 . The biggest common factor number is the GCF number.
So the greatest common factor 79,61,71,139 is 1.

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

• GCF of 33, 19, 10, 765
• GCF of 61, 41, 50, 811
• GCF of 65, 34, 83, 607
• GCF of 72, 42, 52, 341
• GCF of 17, 20, 69, 340

1. What is the GCF of 79, 61, 71, 139?

Answer: GCF of 79, 61, 71, 139 is 1.

2. How to Find the GCF of 79, 61, 71, 139

Answer: Greatest Common Factor(GCF) of 79, 61, 71, 139 = 1

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

Step 2: Then multiply all the prime factors GCF(79, 61, 71, 139) = 1.