Greatest Common Factor of 65, 14, 15, 40, 13

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

• Greatest Common Factor of 65, 14, 15, 40, 13 by common division method
• Greatest Common Factor of 65, 14, 15, 40, 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 65

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

1,5,13,65

Factors of 14

List of positive integer factors of 14 that divides 14 without a remainder.

1,2,7,14

Factors of 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

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 65,14,15,40,13 . The biggest common factor number is the GCF number.
So the greatest common factor 65,14,15,40,13 is 1.

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

• GCF of 84, 24, 93, 69, 85
• GCF of 89, 57, 93, 27, 98
• GCF of 61, 34, 15, 63, 51
• GCF of 75, 83, 33, 83, 59
• GCF of 57, 25, 49, 64, 88

1. What is the GCF of 65, 14, 15, 40, 13?

Answer: GCF of 65, 14, 15, 40, 13 is 1.

2. How to Find the GCF of 65, 14, 15, 40, 13

Answer: Greatest Common Factor(GCF) of 65, 14, 15, 40, 13 = 1

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

Step 2: Then multiply all the prime factors GCF(65, 14, 15, 40, 13) = 1.