Greatest Common Factor of 78, 51, 825

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

• Greatest Common Factor of 78, 51, 825 by common division method
• Greatest Common Factor of 78, 51, 825 with matching the biggest common factor

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

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 51

List of positive integer factors of 51 that divides 51 without a remainder.

1,3,17,51

Factors of 825

List of positive integer factors of 825 that divides 825 without a remainder.

1,3,5,11,15,25,33,55,75,165,275,825

Greatest Common Factor

We found the factors 78,51,825 . The biggest common factor number is the GCF number.
So the greatest common factor 78,51,825 is 3.

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

• GCF of 98, 82, 911
• GCF of 54, 10, 369
• GCF of 94, 38, 150
• GCF of 29, 83, 569
• GCF of 82, 51, 228

1. What is the GCF of 78, 51, 825?

Answer: GCF of 78, 51, 825 is 3.

2. How to Find the GCF of 78, 51, 825

Answer: Greatest Common Factor(GCF) of 78, 51, 825 = 3

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

Step 2: Then multiply all the prime factors GCF(78, 51, 825) = 3.