Greatest Common Factor of 36, 80, 71, 81

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

• Greatest Common Factor of 36, 80, 71, 81 by common division method
• Greatest Common Factor of 36, 80, 71, 81 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 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 81

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

1,3,9,27,81

Greatest Common Factor

We found the factors 36,80,71,81 . The biggest common factor number is the GCF number.
So the greatest common factor 36,80,71,81 is 1.

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

• GCF of 95, 46, 13, 31
• GCF of 50, 98, 31, 23
• GCF of 34, 61, 80, 22
• GCF of 40, 61, 60, 60
• GCF of 76, 54, 57, 42

1. What is the GCF of 36, 80, 71, 81?

Answer: GCF of 36, 80, 71, 81 is 1.

2. How to Find the GCF of 36, 80, 71, 81

Answer: Greatest Common Factor(GCF) of 36, 80, 71, 81 = 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, 71, 81) = 1.