Greatest Common Factor of 20, 34, 36, 660

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

• Greatest Common Factor of 20, 34, 36, 660 by common division method
• Greatest Common Factor of 20, 34, 36, 660 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 34

List of positive integer factors of 34 that divides 34 without a remainder.

1,2,17,34

Factors of 36

List of positive integer factors of 36 that divides 36 without a remainder.

1,2,3,4,6,9,12,18,36

Factors of 660

List of positive integer factors of 660 that divides 660 without a remainder.

1,2,3,4,5,6,10,11,12,15,20,22,30,33,44,55,60,66,110,132,165,220,330,660

Greatest Common Factor

We found the factors 20,34,36,660 . The biggest common factor number is the GCF number.
So the greatest common factor 20,34,36,660 is 2.

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

• GCF of 79, 88, 16, 950
• GCF of 99, 43, 50, 714
• GCF of 53, 69, 75, 600
• GCF of 96, 97, 82, 998
• GCF of 53, 54, 13, 570

1. What is the GCF of 20, 34, 36, 660?

Answer: GCF of 20, 34, 36, 660 is 2.

2. How to Find the GCF of 20, 34, 36, 660

Answer: Greatest Common Factor(GCF) of 20, 34, 36, 660 = 2

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

Step 2: Then multiply all the prime factors GCF(20, 34, 36, 660) = 2.