Greatest Common Factor of 838, 742, 20

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

• Greatest Common Factor of 838, 742, 20 by common division method
• Greatest Common Factor of 838, 742, 20 with matching the biggest common factor

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

Factors of 838

List of positive integer factors of 838 that divides 838 without a remainder.

1,2,419,838

Factors of 742

List of positive integer factors of 742 that divides 742 without a remainder.

1,2,7,14,53,106,371,742

Factors of 20

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

1,2,4,5,10,20

Greatest Common Factor

We found the factors 838,742,20 . The biggest common factor number is the GCF number.
So the greatest common factor 838,742,20 is 2.

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

• GCF of 807, 722, 82
• GCF of 561, 538, 19
• GCF of 590, 235, 37
• GCF of 819, 130, 85
• GCF of 723, 566, 61

1. What is the GCF of 838, 742, 20?

Answer: GCF of 838, 742, 20 is 2.

2. How to Find the GCF of 838, 742, 20

Answer: Greatest Common Factor(GCF) of 838, 742, 20 = 2

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

Step 2: Then multiply all the prime factors GCF(838, 742, 20) = 2.