What is the Greatest Common Factor of 85845 and 85859?

Greatest common factor (GCF) of 85845 and 85859 is 1.

GCF(85845,85859) = 1

We will now calculate the prime factors of 85845 and 85859, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85845 and 85859.

How to find the GCF of 85845 and 85859?

We will first find the prime factorization of 85845 and 85859. After we will calculate the factors of 85845 and 85859 and find the biggest common factor number .

Step-1: Prime Factorization of 85845

Prime factors of 85845 are 3, 5, 59, 97. Prime factorization of 85845 in exponential form is:

85845 = 3¹ × 5¹ × 59¹ × 97¹

Step-2: Prime Factorization of 85859

Prime factors of 85859 are 23, 3733. Prime factorization of 85859 in exponential form is:

85859 = 23¹ × 3733¹

Step-3: Factors of 85845

List of positive integer factors of 85845 that divides 85845 without a remainder.

1, 3, 5, 15, 59, 97, 177, 291, 295, 485, 885, 1455, 5723, 17169, 28615

Step-4: Factors of 85859

List of positive integer factors of 85859 that divides 85845 without a remainder.

1, 23, 3733

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85845 and 85859. The biggest common factor number is the GCF number.
So the greatest common factor 85845 and 85859 is 1.

Also check out the Least Common Multiple of 85845 and 85859