Greatest Common Factor of 13, 20, 918

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

• Greatest Common Factor of 13, 20, 918 by common division method
• Greatest Common Factor of 13, 20, 918 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 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 918

List of positive integer factors of 918 that divides 918 without a remainder.

1,2,3,6,9,17,18,27,34,51,54,102,153,306,459,918

Greatest Common Factor

We found the factors 13,20,918 . The biggest common factor number is the GCF number.
So the greatest common factor 13,20,918 is 1.

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

• GCF of 25, 75, 553
• GCF of 23, 46, 307
• GCF of 90, 70, 525
• GCF of 59, 34, 951
• GCF of 51, 19, 986

1. What is the GCF of 13, 20, 918?

Answer: GCF of 13, 20, 918 is 1.

2. How to Find the GCF of 13, 20, 918

Answer: Greatest Common Factor(GCF) of 13, 20, 918 = 1

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

Step 2: Then multiply all the prime factors GCF(13, 20, 918) = 1.