What is the Greatest Common Factor of 84790 and 84809?

Greatest common factor (GCF) of 84790 and 84809 is 1.

GCF(84790,84809) = 1

We will now calculate the prime factors of 84790 and 84809, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 84790 and 84809.

How to find the GCF of 84790 and 84809?

We will first find the prime factorization of 84790 and 84809. After we will calculate the factors of 84790 and 84809 and find the biggest common factor number .

Step-1: Prime Factorization of 84790

Prime factors of 84790 are 2, 5, 61, 139. Prime factorization of 84790 in exponential form is:

84790 = 2¹ × 5¹ × 61¹ × 139¹

Step-2: Prime Factorization of 84809

Prime factors of 84809 are 84809. Prime factorization of 84809 in exponential form is:

84809 = 84809¹

Step-3: Factors of 84790

List of positive integer factors of 84790 that divides 84790 without a remainder.

1, 2, 5, 10, 61, 122, 139, 278, 305, 610, 695, 1390, 8479, 16958, 42395

Step-4: Factors of 84809

List of positive integer factors of 84809 that divides 84790 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 84790 and 84809. The biggest common factor number is the GCF number.
So the greatest common factor 84790 and 84809 is 1.

Also check out the Least Common Multiple of 84790 and 84809