What is the Greatest Common Factor of 85642 and 85661?

Greatest common factor (GCF) of 85642 and 85661 is 1.

GCF(85642,85661) = 1

We will now calculate the prime factors of 85642 and 85661, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85642 and 85661.

How to find the GCF of 85642 and 85661?

We will first find the prime factorization of 85642 and 85661. After we will calculate the factors of 85642 and 85661 and find the biggest common factor number .

Step-1: Prime Factorization of 85642

Prime factors of 85642 are 2, 42821. Prime factorization of 85642 in exponential form is:

85642 = 2¹ × 42821¹

Step-2: Prime Factorization of 85661

Prime factors of 85661 are 85661. Prime factorization of 85661 in exponential form is:

85661 = 85661¹

Step-3: Factors of 85642

List of positive integer factors of 85642 that divides 85642 without a remainder.

1, 2, 42821

Step-4: Factors of 85661

List of positive integer factors of 85661 that divides 85642 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85642 and 85661. The biggest common factor number is the GCF number.
So the greatest common factor 85642 and 85661 is 1.

Also check out the Least Common Multiple of 85642 and 85661