Greatest Common Factor of 15, 65, 14, 86

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

• Greatest Common Factor of 15, 65, 14, 86 by common division method
• Greatest Common Factor of 15, 65, 14, 86 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 15

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

1,3,5,15

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 86

List of positive integer factors of 86 that divides 86 without a remainder.

1,2,43,86

Greatest Common Factor

We found the factors 15,65,14,86 . The biggest common factor number is the GCF number.
So the greatest common factor 15,65,14,86 is 1.

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

• GCF of 74, 88, 55, 48
• GCF of 80, 45, 83, 76
• GCF of 72, 75, 31, 39
• GCF of 41, 78, 67, 47
• GCF of 17, 55, 90, 41

1. What is the GCF of 15, 65, 14, 86?

Answer: GCF of 15, 65, 14, 86 is 1.

2. How to Find the GCF of 15, 65, 14, 86

Answer: Greatest Common Factor(GCF) of 15, 65, 14, 86 = 1

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

Step 2: Then multiply all the prime factors GCF(15, 65, 14, 86) = 1.