Greatest Common Factor of 30, 18, 822

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

• Greatest Common Factor of 30, 18, 822 by common division method
• Greatest Common Factor of 30, 18, 822 with matching the biggest common factor

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

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 18

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

1,2,3,6,9,18

Factors of 822

List of positive integer factors of 822 that divides 822 without a remainder.

1,2,3,6,137,274,411,822

Greatest Common Factor

We found the factors 30,18,822 . The biggest common factor number is the GCF number.
So the greatest common factor 30,18,822 is 6.

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

• GCF of 66, 36, 805
• GCF of 54, 91, 692
• GCF of 35, 70, 912
• GCF of 29, 10, 269
• GCF of 83, 13, 728

1. What is the GCF of 30, 18, 822?

Answer: GCF of 30, 18, 822 is 6.

2. How to Find the GCF of 30, 18, 822

Answer: Greatest Common Factor(GCF) of 30, 18, 822 = 6

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

Step 2: Then multiply all the prime factors GCF(30, 18, 822) = 6.