Greatest Common Factor of 39, 91, 65

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

• Greatest Common Factor of 39, 91, 65 by common division method
• Greatest Common Factor of 39, 91, 65 with matching the biggest common factor

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∴ So the GCF of the given numbers is 13 = 13

Factors of 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

Factors of 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

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 39,91,65 . The biggest common factor number is the GCF number.
So the greatest common factor 39,91,65 is 13.

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

• GCF of 92, 51, 31
• GCF of 47, 63, 20
• GCF of 15, 96, 39
• GCF of 87, 69, 98
• GCF of 99, 75, 75

1. What is the GCF of 39, 91, 65?

Answer: GCF of 39, 91, 65 is 13.

2. How to Find the GCF of 39, 91, 65

Answer: Greatest Common Factor(GCF) of 39, 91, 65 = 13

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

Step 2: Then multiply all the prime factors GCF(39, 91, 65) = 13.