Greatest Common Factor of 28, 195, 159

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

• Greatest Common Factor of 28, 195, 159 by common division method
• Greatest Common Factor of 28, 195, 159 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 195

List of positive integer factors of 195 that divides 195 without a remainder.

1,3,5,13,15,39,65,195

Factors of 159

List of positive integer factors of 159 that divides 159 without a remainder.

1,3,53,159

Greatest Common Factor

We found the factors 28,195,159 . The biggest common factor number is the GCF number.
So the greatest common factor 28,195,159 is 1.

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

• GCF of 71, 123, 231
• GCF of 61, 684, 945
• GCF of 21, 259, 800
• GCF of 15, 224, 526
• GCF of 84, 991, 956

1. What is the GCF of 28, 195, 159?

Answer: GCF of 28, 195, 159 is 1.

2. How to Find the GCF of 28, 195, 159

Answer: Greatest Common Factor(GCF) of 28, 195, 159 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 195, 159) = 1.