What is the Greatest Common Factor of 85525 and 85543?

Greatest common factor (GCF) of 85525 and 85543 is 1.

GCF(85525,85543) = 1

We will now calculate the prime factors of 85525 and 85543, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85525 and 85543.

How to find the GCF of 85525 and 85543?

We will first find the prime factorization of 85525 and 85543. After we will calculate the factors of 85525 and 85543 and find the biggest common factor number .

Step-1: Prime Factorization of 85525

Prime factors of 85525 are 5, 11, 311. Prime factorization of 85525 in exponential form is:

85525 = 5² × 11¹ × 311¹

Step-2: Prime Factorization of 85543

Prime factors of 85543 are 131, 653. Prime factorization of 85543 in exponential form is:

85543 = 131¹ × 653¹

Step-3: Factors of 85525

List of positive integer factors of 85525 that divides 85525 without a remainder.

1, 5, 11, 25, 55, 275, 311, 1555, 3421, 7775, 17105

Step-4: Factors of 85543

List of positive integer factors of 85543 that divides 85525 without a remainder.

1, 131, 653

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85525 and 85543. The biggest common factor number is the GCF number.
So the greatest common factor 85525 and 85543 is 1.

Also check out the Least Common Multiple of 85525 and 85543