Greatest Common Factor of 18, 815, 345

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

• Greatest Common Factor of 18, 815, 345 by common division method
• Greatest Common Factor of 18, 815, 345 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 815

List of positive integer factors of 815 that divides 815 without a remainder.

1,5,163,815

Factors of 345

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

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

Greatest Common Factor

We found the factors 18,815,345 . The biggest common factor number is the GCF number.
So the greatest common factor 18,815,345 is 1.

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

• GCF of 92, 616, 690
• GCF of 75, 149, 320
• GCF of 63, 674, 746
• GCF of 75, 368, 472
• GCF of 64, 350, 761

1. What is the GCF of 18, 815, 345?

Answer: GCF of 18, 815, 345 is 1.

2. How to Find the GCF of 18, 815, 345

Answer: Greatest Common Factor(GCF) of 18, 815, 345 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 815, 345) = 1.