Greatest Common Factor of 18, 40, 52, 478

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

• Greatest Common Factor of 18, 40, 52, 478 by common division method
• Greatest Common Factor of 18, 40, 52, 478 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 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 52

List of positive integer factors of 52 that divides 52 without a remainder.

1,2,4,13,26,52

Factors of 478

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

1,2,239,478

Greatest Common Factor

We found the factors 18,40,52,478 . The biggest common factor number is the GCF number.
So the greatest common factor 18,40,52,478 is 2.

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

• GCF of 18, 14, 14, 489
• GCF of 48, 12, 32, 657
• GCF of 59, 84, 27, 915
• GCF of 53, 60, 31, 718
• GCF of 13, 51, 27, 326

1. What is the GCF of 18, 40, 52, 478?

Answer: GCF of 18, 40, 52, 478 is 2.

2. How to Find the GCF of 18, 40, 52, 478

Answer: Greatest Common Factor(GCF) of 18, 40, 52, 478 = 2

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

Step 2: Then multiply all the prime factors GCF(18, 40, 52, 478) = 2.