Greatest Common Factor of 81, 71, 38, 790

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

• Greatest Common Factor of 81, 71, 38, 790 by common division method
• Greatest Common Factor of 81, 71, 38, 790 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 71

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

1,71

Factors of 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

Factors of 790

List of positive integer factors of 790 that divides 790 without a remainder.

1,2,5,10,79,158,395,790

Greatest Common Factor

We found the factors 81,71,38,790 . The biggest common factor number is the GCF number.
So the greatest common factor 81,71,38,790 is 1.

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

• GCF of 35, 77, 47, 172
• GCF of 17, 98, 18, 771
• GCF of 23, 13, 23, 800
• GCF of 33, 62, 33, 461
• GCF of 33, 80, 46, 706

1. What is the GCF of 81, 71, 38, 790?

Answer: GCF of 81, 71, 38, 790 is 1.

2. How to Find the GCF of 81, 71, 38, 790

Answer: Greatest Common Factor(GCF) of 81, 71, 38, 790 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 71, 38, 790) = 1.