Greatest Common Factor of 1215, 6820

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

• Greatest Common Factor of 1215, 6820 by common division method
• Greatest Common Factor of 1215, 6820 with matching the biggest common factor

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∴ So the GCF of the given numbers is 5 = 5

Factors of 1215

List of positive integer factors of 1215 that divides 1215 without a remainder.

1,3,5,9,15,27,45,81,135,243,405,1215

Factors of 6820

List of positive integer factors of 6820 that divides 6820 without a remainder.

1,2,4,5,10,11,20,22,31,44,55,62,110,124,155,220,310,341,620,682,1364,1705,3410,6820

Greatest Common Factor

We found the factors 1215,6820 . The biggest common factor number is the GCF number.
So the greatest common factor 1215,6820 is 5.

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

• GCF of 1193, 9298
• GCF of 3341, 4666
• GCF of 3879, 2171
• GCF of 9294, 1544
• GCF of 4171, 1441

1. What is the GCF of 1215, 6820?

Answer: GCF of 1215, 6820 is 5.

2. How to Find the GCF of 1215, 6820

Answer: Greatest Common Factor(GCF) of 1215, 6820 = 5

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

Step 2: Then multiply all the prime factors GCF(1215, 6820) = 5.