Greatest Common Factor of 80, 83, 38, 405

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

• Greatest Common Factor of 80, 83, 38, 405 by common division method
• Greatest Common Factor of 80, 83, 38, 405 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 83

List of positive integer factors of 83 that divides 83 without a remainder.

1,83

Factors of 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

Factors of 405

List of positive integer factors of 405 that divides 405 without a remainder.

1,3,5,9,15,27,45,81,135,405

Greatest Common Factor

We found the factors 80,83,38,405 . The biggest common factor number is the GCF number.
So the greatest common factor 80,83,38,405 is 1.

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

• GCF of 74, 30, 56, 785
• GCF of 75, 61, 74, 394
• GCF of 98, 23, 72, 636
• GCF of 16, 65, 88, 570
• GCF of 96, 65, 53, 173

1. What is the GCF of 80, 83, 38, 405?

Answer: GCF of 80, 83, 38, 405 is 1.

2. How to Find the GCF of 80, 83, 38, 405

Answer: Greatest Common Factor(GCF) of 80, 83, 38, 405 = 1

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

Step 2: Then multiply all the prime factors GCF(80, 83, 38, 405) = 1.