Greatest Common Factor of 42, 63, 738

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

• Greatest Common Factor of 42, 63, 738 by common division method
• Greatest Common Factor of 42, 63, 738 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

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 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 738

List of positive integer factors of 738 that divides 738 without a remainder.

1,2,3,6,9,18,41,82,123,246,369,738

Greatest Common Factor

We found the factors 42,63,738 . The biggest common factor number is the GCF number.
So the greatest common factor 42,63,738 is 3.

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

• GCF of 78, 54, 864
• GCF of 33, 31, 661
• GCF of 39, 19, 220
• GCF of 64, 49, 645
• GCF of 12, 98, 641

1. What is the GCF of 42, 63, 738?

Answer: GCF of 42, 63, 738 is 3.

2. How to Find the GCF of 42, 63, 738

Answer: Greatest Common Factor(GCF) of 42, 63, 738 = 3

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

Step 2: Then multiply all the prime factors GCF(42, 63, 738) = 3.