Greatest Common Factor of 42, 54, 790

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

• Greatest Common Factor of 42, 54, 790 by common division method
• Greatest Common Factor of 42, 54, 790 with matching the biggest common factor

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

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

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 790

List of positive integer factors of 790 that divides 790 without a remainder.

1,2,5,10,79,158,395,790

Greatest Common Factor

We found the factors 42,54,790 . The biggest common factor number is the GCF number.
So the greatest common factor 42,54,790 is 2.

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

• GCF of 67, 36, 904
• GCF of 30, 33, 322
• GCF of 79, 68, 705
• GCF of 33, 48, 760
• GCF of 41, 50, 561

1. What is the GCF of 42, 54, 790?

Answer: GCF of 42, 54, 790 is 2.

2. How to Find the GCF of 42, 54, 790

Answer: Greatest Common Factor(GCF) of 42, 54, 790 = 2

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

Step 2: Then multiply all the prime factors GCF(42, 54, 790) = 2.