Greatest Common Factor of 27, 25, 80

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

• Greatest Common Factor of 27, 25, 80 by common division method
• Greatest Common Factor of 27, 25, 80 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 27

List of positive integer factors of 27 that divides 27 without a remainder.

1,3,9,27

Factors of 25

List of positive integer factors of 25 that divides 25 without a remainder.

1,5,25

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

Greatest Common Factor

We found the factors 27,25,80 . The biggest common factor number is the GCF number.
So the greatest common factor 27,25,80 is 1.

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

• GCF of 84, 37, 18
• GCF of 61, 55, 43
• GCF of 49, 75, 17
• GCF of 15, 26, 43
• GCF of 61, 65, 54

1. What is the GCF of 27, 25, 80?

Answer: GCF of 27, 25, 80 is 1.

2. How to Find the GCF of 27, 25, 80

Answer: Greatest Common Factor(GCF) of 27, 25, 80 = 1

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

Step 2: Then multiply all the prime factors GCF(27, 25, 80) = 1.