What is the Greatest Common Factor of 85871 and 85889?

Greatest common factor (GCF) of 85871 and 85889 is 1.

GCF(85871,85889) = 1

We will now calculate the prime factors of 85871 and 85889, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85871 and 85889.

How to find the GCF of 85871 and 85889?

We will first find the prime factorization of 85871 and 85889. After we will calculate the factors of 85871 and 85889 and find the biggest common factor number .

Step-1: Prime Factorization of 85871

Prime factors of 85871 are 43, 1997. Prime factorization of 85871 in exponential form is:

85871 = 43¹ × 1997¹

Step-2: Prime Factorization of 85889

Prime factors of 85889 are 85889. Prime factorization of 85889 in exponential form is:

85889 = 85889¹

Step-3: Factors of 85871

List of positive integer factors of 85871 that divides 85871 without a remainder.

1, 43, 1997

Step-4: Factors of 85889

List of positive integer factors of 85889 that divides 85871 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85871 and 85889. The biggest common factor number is the GCF number.
So the greatest common factor 85871 and 85889 is 1.

Also check out the Least Common Multiple of 85871 and 85889