Greatest Common Factor of 38, 81, 19, 79

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

• Greatest Common Factor of 38, 81, 19, 79 by common division method
• Greatest Common Factor of 38, 81, 19, 79 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 38

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

1,2,19,38

Factors of 81

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

1,3,9,27,81

Factors of 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

Factors of 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Greatest Common Factor

We found the factors 38,81,19,79 . The biggest common factor number is the GCF number.
So the greatest common factor 38,81,19,79 is 1.

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

• GCF of 39, 47, 72, 74
• GCF of 31, 40, 11, 51
• GCF of 60, 62, 74, 98
• GCF of 66, 83, 96, 59
• GCF of 17, 38, 20, 44

1. What is the GCF of 38, 81, 19, 79?

Answer: GCF of 38, 81, 19, 79 is 1.

2. How to Find the GCF of 38, 81, 19, 79

Answer: Greatest Common Factor(GCF) of 38, 81, 19, 79 = 1

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

Step 2: Then multiply all the prime factors GCF(38, 81, 19, 79) = 1.