Greatest Common Factor of 20, 24, 27, 156

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

• Greatest Common Factor of 20, 24, 27, 156 by common division method
• Greatest Common Factor of 20, 24, 27, 156 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 20

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

1,2,4,5,10,20

Factors of 24

List of positive integer factors of 24 that divides 24 without a remainder.

1,2,3,4,6,8,12,24

Factors of 27

List of positive integer factors of 27 that divides 27 without a remainder.

1,3,9,27

Factors of 156

List of positive integer factors of 156 that divides 156 without a remainder.

1,2,3,4,6,12,13,26,39,52,78,156

Greatest Common Factor

We found the factors 20,24,27,156 . The biggest common factor number is the GCF number.
So the greatest common factor 20,24,27,156 is 1.

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

• GCF of 52, 17, 50, 945
• GCF of 47, 49, 15, 616
• GCF of 57, 20, 64, 901
• GCF of 31, 45, 47, 707
• GCF of 18, 15, 91, 826

1. What is the GCF of 20, 24, 27, 156?

Answer: GCF of 20, 24, 27, 156 is 1.

2. How to Find the GCF of 20, 24, 27, 156

Answer: Greatest Common Factor(GCF) of 20, 24, 27, 156 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 24, 27, 156) = 1.