Greatest Common Factor of 54, 20, 438

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

• Greatest Common Factor of 54, 20, 438 by common division method
• Greatest Common Factor of 54, 20, 438 with matching the biggest common factor

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

Factors of 54

List of positive integer factors of 54 that divides 54 without a remainder.

1,2,3,6,9,18,27,54

Factors of 20

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

1,2,4,5,10,20

Factors of 438

List of positive integer factors of 438 that divides 438 without a remainder.

1,2,3,6,73,146,219,438

Greatest Common Factor

We found the factors 54,20,438 . The biggest common factor number is the GCF number.
So the greatest common factor 54,20,438 is 2.

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

• GCF of 84, 35, 642
• GCF of 58, 81, 874
• GCF of 94, 74, 843
• GCF of 59, 96, 142
• GCF of 59, 87, 786

1. What is the GCF of 54, 20, 438?

Answer: GCF of 54, 20, 438 is 2.

2. How to Find the GCF of 54, 20, 438

Answer: Greatest Common Factor(GCF) of 54, 20, 438 = 2

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

Step 2: Then multiply all the prime factors GCF(54, 20, 438) = 2.