Greatest Common Factor of 20, 644, 844

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

• Greatest Common Factor of 20, 644, 844 by common division method
• Greatest Common Factor of 20, 644, 844 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 x 2 = 4

Factors of 20

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

1,2,4,5,10,20

Factors of 644

List of positive integer factors of 644 that divides 644 without a remainder.

1,2,4,7,14,23,28,46,92,161,322,644

Factors of 844

List of positive integer factors of 844 that divides 844 without a remainder.

1,2,4,211,422,844

Greatest Common Factor

We found the factors 20,644,844 . The biggest common factor number is the GCF number.
So the greatest common factor 20,644,844 is 4.

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

• GCF of 12, 794, 833
• GCF of 68, 728, 560
• GCF of 45, 709, 652
• GCF of 30, 943, 570
• GCF of 36, 475, 517

1. What is the GCF of 20, 644, 844?

Answer: GCF of 20, 644, 844 is 4.

2. How to Find the GCF of 20, 644, 844

Answer: Greatest Common Factor(GCF) of 20, 644, 844 = 4

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

Step 2: Then multiply all the prime factors GCF(20, 644, 844) = 4.