What is the Greatest Common Factor of 39809 and 39817?

Greatest common factor (GCF) of 39809 and 39817 is 1.

GCF(39809,39817) = 1

We will now calculate the prime factors of 39809 and 39817, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 39809 and 39817.

How to find the GCF of 39809 and 39817?

We will first find the prime factorization of 39809 and 39817. After we will calculate the factors of 39809 and 39817 and find the biggest common factor number .

Step-1: Prime Factorization of 39809

Prime factors of 39809 are 7, 11, 47. Prime factorization of 39809 in exponential form is:

39809 = 7¹ × 11² × 47¹

Step-2: Prime Factorization of 39817

Prime factors of 39817 are 29, 1373. Prime factorization of 39817 in exponential form is:

39817 = 29¹ × 1373¹

Step-3: Factors of 39809

List of positive integer factors of 39809 that divides 39809 without a remainder.

1, 7, 11, 47, 77, 121, 329, 517, 847, 3619, 5687

Step-4: Factors of 39817

List of positive integer factors of 39817 that divides 39809 without a remainder.

1, 29, 1373

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 39809 and 39817. The biggest common factor number is the GCF number.
So the greatest common factor 39809 and 39817 is 1.

Also check out the Least Common Multiple of 39809 and 39817