Greatest Common Factor of 478, 308, 18

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

• Greatest Common Factor of 478, 308, 18 by common division method
• Greatest Common Factor of 478, 308, 18 with matching the biggest common factor

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

Factors of 478

List of positive integer factors of 478 that divides 478 without a remainder.

1,2,239,478

Factors of 308

List of positive integer factors of 308 that divides 308 without a remainder.

1,2,4,7,11,14,22,28,44,77,154,308

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 478,308,18 . The biggest common factor number is the GCF number.
So the greatest common factor 478,308,18 is 2.

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

• GCF of 855, 199, 31
• GCF of 253, 797, 98
• GCF of 869, 963, 34
• GCF of 975, 424, 52
• GCF of 377, 834, 15

1. What is the GCF of 478, 308, 18?

Answer: GCF of 478, 308, 18 is 2.

2. How to Find the GCF of 478, 308, 18

Answer: Greatest Common Factor(GCF) of 478, 308, 18 = 2

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

Step 2: Then multiply all the prime factors GCF(478, 308, 18) = 2.