Greatest Common Factor of 76, 81, 85, 87

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

• Greatest Common Factor of 76, 81, 85, 87 by common division method
• Greatest Common Factor of 76, 81, 85, 87 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 76

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

1,2,4,19,38,76

Factors of 81

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

1,3,9,27,81

Factors of 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Greatest Common Factor

We found the factors 76,81,85,87 . The biggest common factor number is the GCF number.
So the greatest common factor 76,81,85,87 is 1.

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

• GCF of 20, 32, 78, 66
• GCF of 61, 31, 16, 37
• GCF of 77, 79, 66, 74
• GCF of 46, 49, 41, 73
• GCF of 51, 26, 86, 97

1. What is the GCF of 76, 81, 85, 87?

Answer: GCF of 76, 81, 85, 87 is 1.

2. How to Find the GCF of 76, 81, 85, 87

Answer: Greatest Common Factor(GCF) of 76, 81, 85, 87 = 1

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

Step 2: Then multiply all the prime factors GCF(76, 81, 85, 87) = 1.