Greatest Common Factor of 197, 721, 28

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

• Greatest Common Factor of 197, 721, 28 by common division method
• Greatest Common Factor of 197, 721, 28 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 197

List of positive integer factors of 197 that divides 197 without a remainder.

1,197

Factors of 721

List of positive integer factors of 721 that divides 721 without a remainder.

1,7,103,721

Factors of 28

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

1,2,4,7,14,28

Greatest Common Factor

We found the factors 197,721,28 . The biggest common factor number is the GCF number.
So the greatest common factor 197,721,28 is 1.

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

• GCF of 992, 483, 69
• GCF of 984, 570, 91
• GCF of 280, 545, 80
• GCF of 449, 592, 19
• GCF of 602, 727, 31

1. What is the GCF of 197, 721, 28?

Answer: GCF of 197, 721, 28 is 1.

2. How to Find the GCF of 197, 721, 28

Answer: Greatest Common Factor(GCF) of 197, 721, 28 = 1

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

Step 2: Then multiply all the prime factors GCF(197, 721, 28) = 1.