Greatest Common Factor of 819, 225, 72

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

• Greatest Common Factor of 819, 225, 72 by common division method
• Greatest Common Factor of 819, 225, 72 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 x 3 = 9

Factors of 819

List of positive integer factors of 819 that divides 819 without a remainder.

1,3,7,9,13,21,39,63,91,117,273,819

Factors of 225

List of positive integer factors of 225 that divides 225 without a remainder.

1,3,5,9,15,25,45,75,225

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Greatest Common Factor

We found the factors 819,225,72 . The biggest common factor number is the GCF number.
So the greatest common factor 819,225,72 is 9.

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

• GCF of 759, 669, 37
• GCF of 312, 333, 13
• GCF of 309, 401, 72
• GCF of 473, 267, 33
• GCF of 723, 948, 13

1. What is the GCF of 819, 225, 72?

Answer: GCF of 819, 225, 72 is 9.

2. How to Find the GCF of 819, 225, 72

Answer: Greatest Common Factor(GCF) of 819, 225, 72 = 9

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

Step 2: Then multiply all the prime factors GCF(819, 225, 72) = 9.