Greatest Common Factor of 675, 687, 42

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

• Greatest Common Factor of 675, 687, 42 by common division method
• Greatest Common Factor of 675, 687, 42 with matching the biggest common factor

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

Factors of 675

List of positive integer factors of 675 that divides 675 without a remainder.

1,3,5,9,15,25,27,45,75,135,225,675

Factors of 687

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

1,3,229,687

Factors of 42

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

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

Greatest Common Factor

We found the factors 675,687,42 . The biggest common factor number is the GCF number.
So the greatest common factor 675,687,42 is 3.

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

• GCF of 997, 982, 64
• GCF of 176, 132, 41
• GCF of 441, 664, 13
• GCF of 623, 603, 31
• GCF of 985, 521, 48

1. What is the GCF of 675, 687, 42?

Answer: GCF of 675, 687, 42 is 3.

2. How to Find the GCF of 675, 687, 42

Answer: Greatest Common Factor(GCF) of 675, 687, 42 = 3

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

Step 2: Then multiply all the prime factors GCF(675, 687, 42) = 3.