Greatest Common Factor of 663, 609, 687

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

• Greatest Common Factor of 663, 609, 687 by common division method
• Greatest Common Factor of 663, 609, 687 with matching the biggest common factor

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

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 609

List of positive integer factors of 609 that divides 609 without a remainder.

1,3,7,21,29,87,203,609

Factors of 687

List of positive integer factors of 687 that divides 687 without a remainder.

1,3,229,687

Greatest Common Factor

We found the factors 663,609,687 . The biggest common factor number is the GCF number.
So the greatest common factor 663,609,687 is 3.

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

• GCF of 672, 509, 661
• GCF of 222, 789, 935
• GCF of 581, 424, 405
• GCF of 839, 552, 234
• GCF of 381, 122, 174

1. What is the GCF of 663, 609, 687?

Answer: GCF of 663, 609, 687 is 3.

2. How to Find the GCF of 663, 609, 687

Answer: Greatest Common Factor(GCF) of 663, 609, 687 = 3

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

Step 2: Then multiply all the prime factors GCF(663, 609, 687) = 3.