Greatest Common Factor of 51, 18, 786

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

• Greatest Common Factor of 51, 18, 786 by common division method
• Greatest Common Factor of 51, 18, 786 with matching the biggest common factor

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

Factors of 51

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

1,3,17,51

Factors of 18

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

1,2,3,6,9,18

Factors of 786

List of positive integer factors of 786 that divides 786 without a remainder.

1,2,3,6,131,262,393,786

Greatest Common Factor

We found the factors 51,18,786 . The biggest common factor number is the GCF number.
So the greatest common factor 51,18,786 is 3.

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

• GCF of 58, 99, 564
• GCF of 82, 54, 827
• GCF of 34, 99, 266
• GCF of 14, 81, 883
• GCF of 23, 17, 122

1. What is the GCF of 51, 18, 786?

Answer: GCF of 51, 18, 786 is 3.

2. How to Find the GCF of 51, 18, 786

Answer: Greatest Common Factor(GCF) of 51, 18, 786 = 3

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

Step 2: Then multiply all the prime factors GCF(51, 18, 786) = 3.