Greatest Common Factor of 36, 80, 18, 815

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

• Greatest Common Factor of 36, 80, 18, 815 by common division method
• Greatest Common Factor of 36, 80, 18, 815 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 36

List of positive integer factors of 36 that divides 36 without a remainder.

1,2,3,4,6,9,12,18,36

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 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 815

List of positive integer factors of 815 that divides 815 without a remainder.

1,5,163,815

Greatest Common Factor

We found the factors 36,80,18,815 . The biggest common factor number is the GCF number.
So the greatest common factor 36,80,18,815 is 1.

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

• GCF of 45, 19, 92, 785
• GCF of 86, 50, 18, 574
• GCF of 38, 94, 67, 789
• GCF of 89, 98, 63, 977
• GCF of 52, 18, 46, 531

1. What is the GCF of 36, 80, 18, 815?

Answer: GCF of 36, 80, 18, 815 is 1.

2. How to Find the GCF of 36, 80, 18, 815

Answer: Greatest Common Factor(GCF) of 36, 80, 18, 815 = 1

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

Step 2: Then multiply all the prime factors GCF(36, 80, 18, 815) = 1.