Greatest Common Factor of 42, 747, 636

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

• Greatest Common Factor of 42, 747, 636 by common division method
• Greatest Common Factor of 42, 747, 636 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 747

List of positive integer factors of 747 that divides 747 without a remainder.

1,3,9,83,249,747

Factors of 636

List of positive integer factors of 636 that divides 636 without a remainder.

1,2,3,4,6,12,53,106,159,212,318,636

Greatest Common Factor

We found the factors 42,747,636 . The biggest common factor number is the GCF number.
So the greatest common factor 42,747,636 is 3.

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

• GCF of 57, 726, 120
• GCF of 62, 986, 936
• GCF of 53, 464, 446
• GCF of 84, 936, 593
• GCF of 99, 484, 522

1. What is the GCF of 42, 747, 636?

Answer: GCF of 42, 747, 636 is 3.

2. How to Find the GCF of 42, 747, 636

Answer: Greatest Common Factor(GCF) of 42, 747, 636 = 3

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

Step 2: Then multiply all the prime factors GCF(42, 747, 636) = 3.