Greatest Common Factor of 18, 522, 646

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

• Greatest Common Factor of 18, 522, 646 by common division method
• Greatest Common Factor of 18, 522, 646 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 522

List of positive integer factors of 522 that divides 522 without a remainder.

1,2,3,6,9,18,29,58,87,174,261,522

Factors of 646

List of positive integer factors of 646 that divides 646 without a remainder.

1,2,17,19,34,38,323,646

Greatest Common Factor

We found the factors 18,522,646 . The biggest common factor number is the GCF number.
So the greatest common factor 18,522,646 is 2.

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

• GCF of 49, 103, 195
• GCF of 27, 396, 994
• GCF of 90, 724, 414
• GCF of 17, 396, 599
• GCF of 60, 140, 400

1. What is the GCF of 18, 522, 646?

Answer: GCF of 18, 522, 646 is 2.

2. How to Find the GCF of 18, 522, 646

Answer: Greatest Common Factor(GCF) of 18, 522, 646 = 2

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

Step 2: Then multiply all the prime factors GCF(18, 522, 646) = 2.