Greatest Common Factor of 27, 69, 90, 79

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

• Greatest Common Factor of 27, 69, 90, 79 by common division method
• Greatest Common Factor of 27, 69, 90, 79 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 69

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

1,3,23,69

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Greatest Common Factor

We found the factors 27,69,90,79 . The biggest common factor number is the GCF number.
So the greatest common factor 27,69,90,79 is 1.

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

• GCF of 29, 78, 35, 60
• GCF of 15, 98, 41, 28
• GCF of 65, 56, 27, 82
• GCF of 54, 29, 78, 15
• GCF of 94, 68, 63, 20

1. What is the GCF of 27, 69, 90, 79?

Answer: GCF of 27, 69, 90, 79 is 1.

2. How to Find the GCF of 27, 69, 90, 79

Answer: Greatest Common Factor(GCF) of 27, 69, 90, 79 = 1

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

Step 2: Then multiply all the prime factors GCF(27, 69, 90, 79) = 1.