Greatest Common Factor of 42, 663, 459

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

• Greatest Common Factor of 42, 663, 459 by common division method
• Greatest Common Factor of 42, 663, 459 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 663

List of positive integer factors of 663 that divides 663 without a remainder.

1,3,13,17,39,51,221,663

Factors of 459

List of positive integer factors of 459 that divides 459 without a remainder.

1,3,9,17,27,51,153,459

Greatest Common Factor

We found the factors 42,663,459 . The biggest common factor number is the GCF number.
So the greatest common factor 42,663,459 is 3.

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

• GCF of 85, 140, 767
• GCF of 91, 105, 659
• GCF of 45, 437, 146
• GCF of 36, 753, 882
• GCF of 74, 811, 240

1. What is the GCF of 42, 663, 459?

Answer: GCF of 42, 663, 459 is 3.

2. How to Find the GCF of 42, 663, 459

Answer: Greatest Common Factor(GCF) of 42, 663, 459 = 3

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

Step 2: Then multiply all the prime factors GCF(42, 663, 459) = 3.