Greatest Common Factor of 494, 686, 18

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

• Greatest Common Factor of 494, 686, 18 by common division method
• Greatest Common Factor of 494, 686, 18 with matching the biggest common factor

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

Factors of 494

List of positive integer factors of 494 that divides 494 without a remainder.

1,2,13,19,26,38,247,494

Factors of 686

List of positive integer factors of 686 that divides 686 without a remainder.

1,2,7,14,49,98,343,686

Factors of 18

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

1,2,3,6,9,18

Greatest Common Factor

We found the factors 494,686,18 . The biggest common factor number is the GCF number.
So the greatest common factor 494,686,18 is 2.

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

• GCF of 721, 576, 45
• GCF of 965, 156, 70
• GCF of 144, 444, 37
• GCF of 986, 823, 29
• GCF of 569, 770, 63

1. What is the GCF of 494, 686, 18?

Answer: GCF of 494, 686, 18 is 2.

2. How to Find the GCF of 494, 686, 18

Answer: Greatest Common Factor(GCF) of 494, 686, 18 = 2

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

Step 2: Then multiply all the prime factors GCF(494, 686, 18) = 2.