Greatest Common Factor of 20, 76, 690

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

• Greatest Common Factor of 20, 76, 690 by common division method
• Greatest Common Factor of 20, 76, 690 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 76

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

1,2,4,19,38,76

Factors of 690

List of positive integer factors of 690 that divides 690 without a remainder.

1,2,3,5,6,10,15,23,30,46,69,115,138,230,345,690

Greatest Common Factor

We found the factors 20,76,690 . The biggest common factor number is the GCF number.
So the greatest common factor 20,76,690 is 2.

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

• GCF of 30, 82, 107
• GCF of 32, 45, 526
• GCF of 54, 59, 812
• GCF of 62, 12, 770
• GCF of 28, 64, 820

1. What is the GCF of 20, 76, 690?

Answer: GCF of 20, 76, 690 is 2.

2. How to Find the GCF of 20, 76, 690

Answer: Greatest Common Factor(GCF) of 20, 76, 690 = 2

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

Step 2: Then multiply all the prime factors GCF(20, 76, 690) = 2.