Greatest Common Factor of 66, 18, 618

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

• Greatest Common Factor of 66, 18, 618 by common division method
• Greatest Common Factor of 66, 18, 618 with matching the biggest common factor

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

Factors of 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 18

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

1,2,3,6,9,18

Factors of 618

List of positive integer factors of 618 that divides 618 without a remainder.

1,2,3,6,103,206,309,618

Greatest Common Factor

We found the factors 66,18,618 . The biggest common factor number is the GCF number.
So the greatest common factor 66,18,618 is 6.

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

• GCF of 16, 64, 158
• GCF of 55, 77, 248
• GCF of 53, 91, 991
• GCF of 34, 46, 100
• GCF of 43, 61, 158

1. What is the GCF of 66, 18, 618?

Answer: GCF of 66, 18, 618 is 6.

2. How to Find the GCF of 66, 18, 618

Answer: Greatest Common Factor(GCF) of 66, 18, 618 = 6

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

Step 2: Then multiply all the prime factors GCF(66, 18, 618) = 6.