Greatest Common Factor of 20, 32, 15, 76

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

• Greatest Common Factor of 20, 32, 15, 76 by common division method
• Greatest Common Factor of 20, 32, 15, 76 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 32

List of positive integer factors of 32 that divides 32 without a remainder.

1,2,4,8,16,32

Factors of 15

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

1,3,5,15

Factors of 76

List of positive integer factors of 76 that divides 76 without a remainder.

1,2,4,19,38,76

Greatest Common Factor

We found the factors 20,32,15,76 . The biggest common factor number is the GCF number.
So the greatest common factor 20,32,15,76 is 1.

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

• GCF of 35, 54, 48, 74
• GCF of 77, 83, 14, 85
• GCF of 26, 21, 64, 59
• GCF of 34, 44, 54, 75
• GCF of 53, 18, 35, 85

1. What is the GCF of 20, 32, 15, 76?

Answer: GCF of 20, 32, 15, 76 is 1.

2. How to Find the GCF of 20, 32, 15, 76

Answer: Greatest Common Factor(GCF) of 20, 32, 15, 76 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 32, 15, 76) = 1.