Greatest Common Factor of 20, 32, 80, 222

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

• Greatest Common Factor of 20, 32, 80, 222 by common division method
• Greatest Common Factor of 20, 32, 80, 222 with matching the biggest common factor

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

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 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 222

List of positive integer factors of 222 that divides 222 without a remainder.

1,2,3,6,37,74,111,222

Greatest Common Factor

We found the factors 20,32,80,222 . The biggest common factor number is the GCF number.
So the greatest common factor 20,32,80,222 is 2.

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

• GCF of 81, 52, 30, 709
• GCF of 38, 21, 28, 126
• GCF of 56, 22, 88, 169
• GCF of 84, 49, 50, 304
• GCF of 56, 83, 97, 316

1. What is the GCF of 20, 32, 80, 222?

Answer: GCF of 20, 32, 80, 222 is 2.

2. How to Find the GCF of 20, 32, 80, 222

Answer: Greatest Common Factor(GCF) of 20, 32, 80, 222 = 2

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

Step 2: Then multiply all the prime factors GCF(20, 32, 80, 222) = 2.