Greatest Common Factor of 345, 338, 18

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

• Greatest Common Factor of 345, 338, 18 by common division method
• Greatest Common Factor of 345, 338, 18 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 345

List of positive integer factors of 345 that divides 345 without a remainder.

1,3,5,15,23,69,115,345

Factors of 338

List of positive integer factors of 338 that divides 338 without a remainder.

1,2,13,26,169,338

Factors of 18

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

1,2,3,6,9,18

Greatest Common Factor

We found the factors 345,338,18 . The biggest common factor number is the GCF number.
So the greatest common factor 345,338,18 is 1.

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

• GCF of 186, 955, 13
• GCF of 541, 118, 85
• GCF of 168, 203, 20
• GCF of 324, 511, 85
• GCF of 221, 232, 36

1. What is the GCF of 345, 338, 18?

Answer: GCF of 345, 338, 18 is 1.

2. How to Find the GCF of 345, 338, 18

Answer: Greatest Common Factor(GCF) of 345, 338, 18 = 1

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

Step 2: Then multiply all the prime factors GCF(345, 338, 18) = 1.