Greatest Common Factor of 28, 80, 69

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

• Greatest Common Factor of 28, 80, 69 by common division method
• Greatest Common Factor of 28, 80, 69 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ 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 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 69

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

1,3,23,69

Greatest Common Factor

We found the factors 28,80,69 . The biggest common factor number is the GCF number.
So the greatest common factor 28,80,69 is 1.

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

• GCF of 25, 33, 84
• GCF of 20, 17, 45
• GCF of 39, 53, 36
• GCF of 96, 44, 59
• GCF of 65, 20, 68

1. What is the GCF of 28, 80, 69?

Answer: GCF of 28, 80, 69 is 1.

2. How to Find the GCF of 28, 80, 69

Answer: Greatest Common Factor(GCF) of 28, 80, 69 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 80, 69) = 1.