Greatest Common Factor of 12, 90, 108

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

• Greatest Common Factor of 12, 90, 108 by common division method
• Greatest Common Factor of 12, 90, 108 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 x 3 = 6

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 108

List of positive integer factors of 108 that divides 108 without a remainder.

1,2,3,4,6,9,12,18,27,36,54,108

Greatest Common Factor

We found the factors 12,90,108 . The biggest common factor number is the GCF number.
So the greatest common factor 12,90,108 is 6.

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

• GCF of 61, 36, 782
• GCF of 79, 82, 872
• GCF of 53, 39, 252
• GCF of 82, 82, 134
• GCF of 84, 27, 251

1. What is the GCF of 12, 90, 108?

Answer: GCF of 12, 90, 108 is 6.

2. How to Find the GCF of 12, 90, 108

Answer: Greatest Common Factor(GCF) of 12, 90, 108 = 6

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

Step 2: Then multiply all the prime factors GCF(12, 90, 108) = 6.