Greatest Common Factor of 45, 80, 27, 609

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

• Greatest Common Factor of 45, 80, 27, 609 by common division method
• Greatest Common Factor of 45, 80, 27, 609 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 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

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 27

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

1,3,9,27

Factors of 609

List of positive integer factors of 609 that divides 609 without a remainder.

1,3,7,21,29,87,203,609

Greatest Common Factor

We found the factors 45,80,27,609 . The biggest common factor number is the GCF number.
So the greatest common factor 45,80,27,609 is 1.

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

• GCF of 58, 88, 90, 349
• GCF of 44, 83, 95, 525
• GCF of 74, 89, 73, 689
• GCF of 89, 87, 20, 741
• GCF of 12, 52, 73, 252

1. What is the GCF of 45, 80, 27, 609?

Answer: GCF of 45, 80, 27, 609 is 1.

2. How to Find the GCF of 45, 80, 27, 609

Answer: Greatest Common Factor(GCF) of 45, 80, 27, 609 = 1

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

Step 2: Then multiply all the prime factors GCF(45, 80, 27, 609) = 1.