Greatest Common Factor of 20, 68, 317

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

• Greatest Common Factor of 20, 68, 317 by common division method
• Greatest Common Factor of 20, 68, 317 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 20

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

1,2,4,5,10,20

Factors of 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 317

List of positive integer factors of 317 that divides 317 without a remainder.

1,317

Greatest Common Factor

We found the factors 20,68,317 . The biggest common factor number is the GCF number.
So the greatest common factor 20,68,317 is 1.

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

• GCF of 93, 33, 817
• GCF of 76, 71, 626
• GCF of 57, 90, 399
• GCF of 70, 33, 407
• GCF of 58, 97, 896

1. What is the GCF of 20, 68, 317?

Answer: GCF of 20, 68, 317 is 1.

2. How to Find the GCF of 20, 68, 317

Answer: Greatest Common Factor(GCF) of 20, 68, 317 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 68, 317) = 1.