Greatest Common Factor of 22, 87, 20, 39

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

• Greatest Common Factor of 22, 87, 20, 39 by common division method
• Greatest Common Factor of 22, 87, 20, 39 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 22

List of positive integer factors of 22 that divides 22 without a remainder.

1,2,11,22

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 39

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

1,3,13,39

Greatest Common Factor

We found the factors 22,87,20,39 . The biggest common factor number is the GCF number.
So the greatest common factor 22,87,20,39 is 1.

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

• GCF of 79, 87, 19, 12
• GCF of 99, 97, 20, 70
• GCF of 38, 81, 54, 68
• GCF of 29, 83, 97, 66
• GCF of 24, 28, 62, 38

1. What is the GCF of 22, 87, 20, 39?

Answer: GCF of 22, 87, 20, 39 is 1.

2. How to Find the GCF of 22, 87, 20, 39

Answer: Greatest Common Factor(GCF) of 22, 87, 20, 39 = 1

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

Step 2: Then multiply all the prime factors GCF(22, 87, 20, 39) = 1.