What is the Greatest Common Factor of 85105 and 85109?

Greatest common factor (GCF) of 85105 and 85109 is 1.

GCF(85105,85109) = 1

We will now calculate the prime factors of 85105 and 85109, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85105 and 85109.

How to find the GCF of 85105 and 85109?

We will first find the prime factorization of 85105 and 85109. After we will calculate the factors of 85105 and 85109 and find the biggest common factor number .

Step-1: Prime Factorization of 85105

Prime factors of 85105 are 5, 17021. Prime factorization of 85105 in exponential form is:

85105 = 5¹ × 17021¹

Step-2: Prime Factorization of 85109

Prime factors of 85109 are 85109. Prime factorization of 85109 in exponential form is:

85109 = 85109¹

Step-3: Factors of 85105

List of positive integer factors of 85105 that divides 85105 without a remainder.

1, 5, 17021

Step-4: Factors of 85109

List of positive integer factors of 85109 that divides 85105 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85105 and 85109. The biggest common factor number is the GCF number.
So the greatest common factor 85105 and 85109 is 1.

Also check out the Least Common Multiple of 85105 and 85109