Greatest Common Factor of 28, 73, 687

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

• Greatest Common Factor of 28, 73, 687 by common division method
• Greatest Common Factor of 28, 73, 687 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 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Factors of 73

List of positive integer factors of 73 that divides 73 without a remainder.

1,73

Factors of 687

List of positive integer factors of 687 that divides 687 without a remainder.

1,3,229,687

Greatest Common Factor

We found the factors 28,73,687 . The biggest common factor number is the GCF number.
So the greatest common factor 28,73,687 is 1.

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

• GCF of 27, 46, 998
• GCF of 87, 38, 439
• GCF of 77, 58, 610
• GCF of 19, 14, 555
• GCF of 53, 89, 742

1. What is the GCF of 28, 73, 687?

Answer: GCF of 28, 73, 687 is 1.

2. How to Find the GCF of 28, 73, 687

Answer: Greatest Common Factor(GCF) of 28, 73, 687 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 73, 687) = 1.