Greatest Common Factor of 78, 819, 728

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

• Greatest Common Factor of 78, 819, 728 by common division method
• Greatest Common Factor of 78, 819, 728 with matching the biggest common factor

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∴ So the GCF of the given numbers is 13 = 13

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

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 728

List of positive integer factors of 728 that divides 728 without a remainder.

1,2,4,7,8,13,14,26,28,52,56,91,104,182,364,728

Greatest Common Factor

We found the factors 78,819,728 . The biggest common factor number is the GCF number.
So the greatest common factor 78,819,728 is 13.

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

• GCF of 29, 923, 285
• GCF of 66, 560, 789
• GCF of 49, 883, 995
• GCF of 90, 214, 609
• GCF of 68, 563, 355

1. What is the GCF of 78, 819, 728?

Answer: GCF of 78, 819, 728 is 13.

2. How to Find the GCF of 78, 819, 728

Answer: Greatest Common Factor(GCF) of 78, 819, 728 = 13

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

Step 2: Then multiply all the prime factors GCF(78, 819, 728) = 13.