Greatest Common Factor of 18, 530, 820

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

• Greatest Common Factor of 18, 530, 820 by common division method
• Greatest Common Factor of 18, 530, 820 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 530

List of positive integer factors of 530 that divides 530 without a remainder.

1,2,5,10,53,106,265,530

Factors of 820

List of positive integer factors of 820 that divides 820 without a remainder.

1,2,4,5,10,20,41,82,164,205,410,820

Greatest Common Factor

We found the factors 18,530,820 . The biggest common factor number is the GCF number.
So the greatest common factor 18,530,820 is 2.

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

• GCF of 70, 768, 902
• GCF of 15, 826, 611
• GCF of 40, 145, 266
• GCF of 79, 335, 712
• GCF of 50, 531, 421

1. What is the GCF of 18, 530, 820?

Answer: GCF of 18, 530, 820 is 2.

2. How to Find the GCF of 18, 530, 820

Answer: Greatest Common Factor(GCF) of 18, 530, 820 = 2

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

Step 2: Then multiply all the prime factors GCF(18, 530, 820) = 2.