Greatest Common Factor of 13, 40, 80, 809

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

• Greatest Common Factor of 13, 40, 80, 809 by common division method
• Greatest Common Factor of 13, 40, 80, 809 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ 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 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 809

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

1,809

Greatest Common Factor

We found the factors 13,40,80,809 . The biggest common factor number is the GCF number.
So the greatest common factor 13,40,80,809 is 1.

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

• GCF of 59, 65, 38, 916
• GCF of 87, 64, 54, 812
• GCF of 23, 17, 74, 411
• GCF of 86, 17, 84, 114
• GCF of 54, 81, 81, 665

1. What is the GCF of 13, 40, 80, 809?

Answer: GCF of 13, 40, 80, 809 is 1.

2. How to Find the GCF of 13, 40, 80, 809

Answer: Greatest Common Factor(GCF) of 13, 40, 80, 809 = 1

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

Step 2: Then multiply all the prime factors GCF(13, 40, 80, 809) = 1.