Greatest Common Factor of 80, 74, 81, 117

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

• Greatest Common Factor of 80, 74, 81, 117 by common division method
• Greatest Common Factor of 80, 74, 81, 117 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 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 74

List of positive integer factors of 74 that divides 74 without a remainder.

1,2,37,74

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 117

List of positive integer factors of 117 that divides 117 without a remainder.

1,3,9,13,39,117

Greatest Common Factor

We found the factors 80,74,81,117 . The biggest common factor number is the GCF number.
So the greatest common factor 80,74,81,117 is 1.

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

• GCF of 64, 58, 86, 665
• GCF of 83, 32, 70, 499
• GCF of 88, 79, 45, 516
• GCF of 29, 57, 62, 453
• GCF of 52, 38, 19, 704

1. What is the GCF of 80, 74, 81, 117?

Answer: GCF of 80, 74, 81, 117 is 1.

2. How to Find the GCF of 80, 74, 81, 117

Answer: Greatest Common Factor(GCF) of 80, 74, 81, 117 = 1

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

Step 2: Then multiply all the prime factors GCF(80, 74, 81, 117) = 1.