Greatest Common Factor of 71, 81, 74, 85

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

• Greatest Common Factor of 71, 81, 74, 85 by common division method
• Greatest Common Factor of 71, 81, 74, 85 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 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

Factors of 74

List of positive integer factors of 74 that divides 74 without a remainder.

1,2,37,74

Factors of 85

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

1,5,17,85

Greatest Common Factor

We found the factors 71,81,74,85 . The biggest common factor number is the GCF number.
So the greatest common factor 71,81,74,85 is 1.

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

• GCF of 38, 11, 43, 93
• GCF of 89, 45, 51, 41
• GCF of 89, 17, 77, 27
• GCF of 88, 23, 42, 84
• GCF of 58, 52, 58, 65

1. What is the GCF of 71, 81, 74, 85?

Answer: GCF of 71, 81, 74, 85 is 1.

2. How to Find the GCF of 71, 81, 74, 85

Answer: Greatest Common Factor(GCF) of 71, 81, 74, 85 = 1

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

Step 2: Then multiply all the prime factors GCF(71, 81, 74, 85) = 1.