Greatest Common Factor of 80, 74, 20, 16

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

• Greatest Common Factor of 80, 74, 20, 16 by common division method
• Greatest Common Factor of 80, 74, 20, 16 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 = 2

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 74

List of positive integer factors of 74 that divides 74 without a remainder.

1,2,37,74

Factors of 20

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

1,2,4,5,10,20

Factors of 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Greatest Common Factor

We found the factors 80,74,20,16 . The biggest common factor number is the GCF number.
So the greatest common factor 80,74,20,16 is 2.

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

• GCF of 51, 44, 19, 16
• GCF of 61, 21, 49, 96
• GCF of 48, 15, 80, 14
• GCF of 42, 51, 56, 99
• GCF of 90, 73, 88, 25

1. What is the GCF of 80, 74, 20, 16?

Answer: GCF of 80, 74, 20, 16 is 2.

2. How to Find the GCF of 80, 74, 20, 16

Answer: Greatest Common Factor(GCF) of 80, 74, 20, 16 = 2

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

Step 2: Then multiply all the prime factors GCF(80, 74, 20, 16) = 2.