Greatest Common Factor of 18, 90, 422

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

• Greatest Common Factor of 18, 90, 422 by common division method
• Greatest Common Factor of 18, 90, 422 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 = 2

Factors of 18

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

1,2,3,6,9,18

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 422

List of positive integer factors of 422 that divides 422 without a remainder.

1,2,211,422

Greatest Common Factor

We found the factors 18,90,422 . The biggest common factor number is the GCF number.
So the greatest common factor 18,90,422 is 2.

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

• GCF of 10, 61, 286
• GCF of 84, 66, 782
• GCF of 78, 38, 350
• GCF of 36, 63, 963
• GCF of 64, 91, 756

1. What is the GCF of 18, 90, 422?

Answer: GCF of 18, 90, 422 is 2.

2. How to Find the GCF of 18, 90, 422

Answer: Greatest Common Factor(GCF) of 18, 90, 422 = 2

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

Step 2: Then multiply all the prime factors GCF(18, 90, 422) = 2.