What is the Greatest Common Factor of 82405 and 82409?

Greatest common factor (GCF) of 82405 and 82409 is 1.

GCF(82405,82409) = 1

We will now calculate the prime factors of 82405 and 82409, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 82405 and 82409.

How to find the GCF of 82405 and 82409?

We will first find the prime factorization of 82405 and 82409. After we will calculate the factors of 82405 and 82409 and find the biggest common factor number .

Step-1: Prime Factorization of 82405

Prime factors of 82405 are 5, 16481. Prime factorization of 82405 in exponential form is:

82405 = 5¹ × 16481¹

Step-2: Prime Factorization of 82409

Prime factors of 82409 are 23, 3583. Prime factorization of 82409 in exponential form is:

82409 = 23¹ × 3583¹

Step-3: Factors of 82405

List of positive integer factors of 82405 that divides 82405 without a remainder.

1, 5, 16481

Step-4: Factors of 82409

List of positive integer factors of 82409 that divides 82405 without a remainder.

1, 23, 3583

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 82405 and 82409. The biggest common factor number is the GCF number.
So the greatest common factor 82405 and 82409 is 1.

Also check out the Least Common Multiple of 82405 and 82409