Greatest Common Factor of 18, 97, 71, 279

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

• Greatest Common Factor of 18, 97, 71, 279 by common division method
• Greatest Common Factor of 18, 97, 71, 279 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 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 97

List of positive integer factors of 97 that divides 97 without a remainder.

1,97

Factors of 71

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

1,71

Factors of 279

List of positive integer factors of 279 that divides 279 without a remainder.

1,3,9,31,93,279

Greatest Common Factor

We found the factors 18,97,71,279 . The biggest common factor number is the GCF number.
So the greatest common factor 18,97,71,279 is 1.

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

• GCF of 73, 13, 75, 124
• GCF of 59, 41, 56, 341
• GCF of 28, 16, 17, 402
• GCF of 21, 60, 43, 121
• GCF of 53, 38, 53, 724

1. What is the GCF of 18, 97, 71, 279?

Answer: GCF of 18, 97, 71, 279 is 1.

2. How to Find the GCF of 18, 97, 71, 279

Answer: Greatest Common Factor(GCF) of 18, 97, 71, 279 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 97, 71, 279) = 1.