What is the Greatest Common Factor of 85243 and 85255?

Greatest common factor (GCF) of 85243 and 85255 is 1.

GCF(85243,85255) = 1

We will now calculate the prime factors of 85243 and 85255, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85243 and 85255.

How to find the GCF of 85243 and 85255?

We will first find the prime factorization of 85243 and 85255. After we will calculate the factors of 85243 and 85255 and find the biggest common factor number .

Step-1: Prime Factorization of 85243

Prime factors of 85243 are 85243. Prime factorization of 85243 in exponential form is:

85243 = 85243¹

Step-2: Prime Factorization of 85255

Prime factors of 85255 are 5, 17, 59. Prime factorization of 85255 in exponential form is:

85255 = 5¹ × 17² × 59¹

Step-3: Factors of 85243

List of positive integer factors of 85243 that divides 85243 without a remainder.

Step-4: Factors of 85255

List of positive integer factors of 85255 that divides 85243 without a remainder.

1, 5, 17, 59, 85, 289, 295, 1003, 1445, 5015, 17051

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85243 and 85255. The biggest common factor number is the GCF number.
So the greatest common factor 85243 and 85255 is 1.

Also check out the Least Common Multiple of 85243 and 85255