Greatest Common Factor of 18, 42, 675

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

• Greatest Common Factor of 18, 42, 675 by common division method
• Greatest Common Factor of 18, 42, 675 with matching the biggest common factor

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

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

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 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

Greatest Common Factor

We found the factors 18,42,675 . The biggest common factor number is the GCF number.
So the greatest common factor 18,42,675 is 3.

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

• GCF of 30, 89, 227
• GCF of 86, 95, 502
• GCF of 96, 37, 308
• GCF of 95, 77, 211
• GCF of 44, 57, 457

1. What is the GCF of 18, 42, 675?

Answer: GCF of 18, 42, 675 is 3.

2. How to Find the GCF of 18, 42, 675

Answer: Greatest Common Factor(GCF) of 18, 42, 675 = 3

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

Step 2: Then multiply all the prime factors GCF(18, 42, 675) = 3.