Greatest Common Factor of 51, 86, 18, 378

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

• Greatest Common Factor of 51, 86, 18, 378 by common division method
• Greatest Common Factor of 51, 86, 18, 378 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 51

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

1,3,17,51

Factors of 86

List of positive integer factors of 86 that divides 86 without a remainder.

1,2,43,86

Factors of 18

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

1,2,3,6,9,18

Factors of 378

List of positive integer factors of 378 that divides 378 without a remainder.

1,2,3,6,7,9,14,18,21,27,42,54,63,126,189,378

Greatest Common Factor

We found the factors 51,86,18,378 . The biggest common factor number is the GCF number.
So the greatest common factor 51,86,18,378 is 1.

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

• GCF of 69, 83, 78, 671
• GCF of 82, 69, 43, 971
• GCF of 14, 76, 35, 929
• GCF of 56, 58, 45, 624
• GCF of 83, 52, 93, 977

1. What is the GCF of 51, 86, 18, 378?

Answer: GCF of 51, 86, 18, 378 is 1.

2. How to Find the GCF of 51, 86, 18, 378

Answer: Greatest Common Factor(GCF) of 51, 86, 18, 378 = 1

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

Step 2: Then multiply all the prime factors GCF(51, 86, 18, 378) = 1.