Greatest Common Factor of 28, 17, 68, 801

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

• Greatest Common Factor of 28, 17, 68, 801 by common division method
• Greatest Common Factor of 28, 17, 68, 801 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 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Factors of 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 801

List of positive integer factors of 801 that divides 801 without a remainder.

1,3,9,89,267,801

Greatest Common Factor

We found the factors 28,17,68,801 . The biggest common factor number is the GCF number.
So the greatest common factor 28,17,68,801 is 1.

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

• GCF of 32, 12, 80, 900
• GCF of 29, 82, 65, 573
• GCF of 88, 82, 72, 123
• GCF of 86, 89, 65, 702
• GCF of 88, 49, 68, 414

1. What is the GCF of 28, 17, 68, 801?

Answer: GCF of 28, 17, 68, 801 is 1.

2. How to Find the GCF of 28, 17, 68, 801

Answer: Greatest Common Factor(GCF) of 28, 17, 68, 801 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 17, 68, 801) = 1.