Greatest Common Factor of 45, 39, 79, 86

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

• Greatest Common Factor of 45, 39, 79, 86 by common division method
• Greatest Common Factor of 45, 39, 79, 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 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Factors of 39

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

1,3,13,39

Factors of 79

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

1,79

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 45,39,79,86 . The biggest common factor number is the GCF number.
So the greatest common factor 45,39,79,86 is 1.

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

• GCF of 59, 27, 10, 73
• GCF of 83, 58, 82, 25
• GCF of 53, 13, 22, 41
• GCF of 15, 18, 63, 50
• GCF of 30, 25, 97, 32

1. What is the GCF of 45, 39, 79, 86?

Answer: GCF of 45, 39, 79, 86 is 1.

2. How to Find the GCF of 45, 39, 79, 86

Answer: Greatest Common Factor(GCF) of 45, 39, 79, 86 = 1

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

Step 2: Then multiply all the prime factors GCF(45, 39, 79, 86) = 1.