Greatest Common Factor of 51, 69, 87, 71

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

• Greatest Common Factor of 51, 69, 87, 71 by common division method
• Greatest Common Factor of 51, 69, 87, 71 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 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Greatest Common Factor

We found the factors 51,69,87,71 . The biggest common factor number is the GCF number.
So the greatest common factor 51,69,87,71 is 1.

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

• GCF of 45, 18, 48, 37
• GCF of 26, 92, 82, 35
• GCF of 61, 50, 53, 16
• GCF of 67, 24, 50, 51
• GCF of 35, 88, 33, 39

1. What is the GCF of 51, 69, 87, 71?

Answer: GCF of 51, 69, 87, 71 is 1.

2. How to Find the GCF of 51, 69, 87, 71

Answer: Greatest Common Factor(GCF) of 51, 69, 87, 71 = 1

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

Step 2: Then multiply all the prime factors GCF(51, 69, 87, 71) = 1.