Greatest Common Factor of 66, 32, 10, 79, 28

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

• Greatest Common Factor of 66, 32, 10, 79, 28 by common division method
• Greatest Common Factor of 66, 32, 10, 79, 28 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 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 32

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

1,2,4,8,16,32

Factors of 10

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

Factors of 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Greatest Common Factor

We found the factors 66,32,10,79,28 . The biggest common factor number is the GCF number.
So the greatest common factor 66,32,10,79,28 is 1.

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

• GCF of 13, 74, 96, 81, 18
• GCF of 38, 14, 89, 70, 18
• GCF of 40, 27, 97, 63, 85
• GCF of 46, 83, 76, 15, 14
• GCF of 66, 14, 69, 44, 42

1. What is the GCF of 66, 32, 10, 79, 28?

Answer: GCF of 66, 32, 10, 79, 28 is 1.

2. How to Find the GCF of 66, 32, 10, 79, 28

Answer: Greatest Common Factor(GCF) of 66, 32, 10, 79, 28 = 1

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

Step 2: Then multiply all the prime factors GCF(66, 32, 10, 79, 28) = 1.