Greatest Common Factor of 84, 18, 165

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

• Greatest Common Factor of 84, 18, 165 by common division method
• Greatest Common Factor of 84, 18, 165 with matching the biggest common factor

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

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 18

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

1,2,3,6,9,18

Factors of 165

List of positive integer factors of 165 that divides 165 without a remainder.

1,3,5,11,15,33,55,165

Greatest Common Factor

We found the factors 84,18,165 . The biggest common factor number is the GCF number.
So the greatest common factor 84,18,165 is 3.

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

• GCF of 18, 90, 113
• GCF of 44, 51, 600
• GCF of 64, 91, 434
• GCF of 71, 53, 227
• GCF of 23, 52, 426

1. What is the GCF of 84, 18, 165?

Answer: GCF of 84, 18, 165 is 3.

2. How to Find the GCF of 84, 18, 165

Answer: Greatest Common Factor(GCF) of 84, 18, 165 = 3

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

Step 2: Then multiply all the prime factors GCF(84, 18, 165) = 3.