Greatest Common Factor of 585, 809, 20

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

• Greatest Common Factor of 585, 809, 20 by common division method
• Greatest Common Factor of 585, 809, 20 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 585

List of positive integer factors of 585 that divides 585 without a remainder.

1,3,5,9,13,15,39,45,65,117,195,585

Factors of 809

List of positive integer factors of 809 that divides 809 without a remainder.

1,809

Factors of 20

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

1,2,4,5,10,20

Greatest Common Factor

We found the factors 585,809,20 . The biggest common factor number is the GCF number.
So the greatest common factor 585,809,20 is 1.

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

• GCF of 979, 187, 31
• GCF of 942, 796, 74
• GCF of 867, 900, 47
• GCF of 763, 864, 80
• GCF of 805, 817, 14

1. What is the GCF of 585, 809, 20?

Answer: GCF of 585, 809, 20 is 1.

2. How to Find the GCF of 585, 809, 20

Answer: Greatest Common Factor(GCF) of 585, 809, 20 = 1

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

Step 2: Then multiply all the prime factors GCF(585, 809, 20) = 1.