Greatest Common Factor of 18, 31, 52, 197

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

• Greatest Common Factor of 18, 31, 52, 197 by common division method
• Greatest Common Factor of 18, 31, 52, 197 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 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 52

List of positive integer factors of 52 that divides 52 without a remainder.

1,2,4,13,26,52

Factors of 197

List of positive integer factors of 197 that divides 197 without a remainder.

1,197

Greatest Common Factor

We found the factors 18,31,52,197 . The biggest common factor number is the GCF number.
So the greatest common factor 18,31,52,197 is 1.

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

• GCF of 47, 30, 10, 818
• GCF of 25, 34, 66, 477
• GCF of 34, 79, 57, 154
• GCF of 77, 54, 55, 414
• GCF of 73, 17, 84, 342

1. What is the GCF of 18, 31, 52, 197?

Answer: GCF of 18, 31, 52, 197 is 1.

2. How to Find the GCF of 18, 31, 52, 197

Answer: Greatest Common Factor(GCF) of 18, 31, 52, 197 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 31, 52, 197) = 1.