Greatest Common Factor of 81, 76, 80, 53

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

• Greatest Common Factor of 81, 76, 80, 53 by common division method
• Greatest Common Factor of 81, 76, 80, 53 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 81

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

1,3,9,27,81

Factors of 76

List of positive integer factors of 76 that divides 76 without a remainder.

1,2,4,19,38,76

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 53

List of positive integer factors of 53 that divides 53 without a remainder.

1,53

Greatest Common Factor

We found the factors 81,76,80,53 . The biggest common factor number is the GCF number.
So the greatest common factor 81,76,80,53 is 1.

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

• GCF of 81, 93, 55, 35
• GCF of 88, 97, 63, 84
• GCF of 39, 50, 36, 28
• GCF of 37, 33, 95, 31
• GCF of 77, 40, 99, 56

1. What is the GCF of 81, 76, 80, 53?

Answer: GCF of 81, 76, 80, 53 is 1.

2. How to Find the GCF of 81, 76, 80, 53

Answer: Greatest Common Factor(GCF) of 81, 76, 80, 53 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 76, 80, 53) = 1.