Greatest Common Factor of 12, 79, 89, 65

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

• Greatest Common Factor of 12, 79, 89, 65 by common division method
• Greatest Common Factor of 12, 79, 89, 65 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 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 79

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

1,79

Factors of 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Factors of 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Greatest Common Factor

We found the factors 12,79,89,65 . The biggest common factor number is the GCF number.
So the greatest common factor 12,79,89,65 is 1.

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

• GCF of 18, 29, 80, 45
• GCF of 41, 24, 71, 62
• GCF of 67, 71, 14, 72
• GCF of 18, 75, 29, 71
• GCF of 44, 21, 29, 35

1. What is the GCF of 12, 79, 89, 65?

Answer: GCF of 12, 79, 89, 65 is 1.

2. How to Find the GCF of 12, 79, 89, 65

Answer: Greatest Common Factor(GCF) of 12, 79, 89, 65 = 1

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

Step 2: Then multiply all the prime factors GCF(12, 79, 89, 65) = 1.