Greatest Common Factor of 14, 15, 18, 397

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

• Greatest Common Factor of 14, 15, 18, 397 by common division method
• Greatest Common Factor of 14, 15, 18, 397 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 14

List of positive integer factors of 14 that divides 14 without a remainder.

1,2,7,14

Factors of 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Factors of 18

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

1,2,3,6,9,18

Factors of 397

List of positive integer factors of 397 that divides 397 without a remainder.

1,397

Greatest Common Factor

We found the factors 14,15,18,397 . The biggest common factor number is the GCF number.
So the greatest common factor 14,15,18,397 is 1.

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

• GCF of 88, 42, 42, 934
• GCF of 56, 32, 81, 111
• GCF of 54, 20, 10, 813
• GCF of 29, 19, 12, 908
• GCF of 35, 97, 48, 928

1. What is the GCF of 14, 15, 18, 397?

Answer: GCF of 14, 15, 18, 397 is 1.

2. How to Find the GCF of 14, 15, 18, 397

Answer: Greatest Common Factor(GCF) of 14, 15, 18, 397 = 1

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

Step 2: Then multiply all the prime factors GCF(14, 15, 18, 397) = 1.