Greatest Common Factor of 81, 35, 71, 84

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

• Greatest Common Factor of 81, 35, 71, 84 by common division method
• Greatest Common Factor of 81, 35, 71, 84 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 35

List of positive integer factors of 35 that divides 35 without a remainder.

1,5,7,35

Factors of 71

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

1,71

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Greatest Common Factor

We found the factors 81,35,71,84 . The biggest common factor number is the GCF number.
So the greatest common factor 81,35,71,84 is 1.

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

• GCF of 97, 29, 35, 55
• GCF of 18, 94, 33, 72
• GCF of 24, 94, 66, 99
• GCF of 83, 99, 87, 54
• GCF of 16, 95, 70, 47

1. What is the GCF of 81, 35, 71, 84?

Answer: GCF of 81, 35, 71, 84 is 1.

2. How to Find the GCF of 81, 35, 71, 84

Answer: Greatest Common Factor(GCF) of 81, 35, 71, 84 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 35, 71, 84) = 1.