What is the Greatest Common Factor of 85421 and 85427?

Greatest common factor (GCF) of 85421 and 85427 is 1.

GCF(85421,85427) = 1

We will now calculate the prime factors of 85421 and 85427, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85421 and 85427.

How to find the GCF of 85421 and 85427?

We will first find the prime factorization of 85421 and 85427. After we will calculate the factors of 85421 and 85427 and find the biggest common factor number .

Step-1: Prime Factorization of 85421

Prime factors of 85421 are 7, 12203. Prime factorization of 85421 in exponential form is:

85421 = 7¹ × 12203¹

Step-2: Prime Factorization of 85427

Prime factors of 85427 are 85427. Prime factorization of 85427 in exponential form is:

85427 = 85427¹

Step-3: Factors of 85421

List of positive integer factors of 85421 that divides 85421 without a remainder.

1, 7, 12203

Step-4: Factors of 85427

List of positive integer factors of 85427 that divides 85421 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85421 and 85427. The biggest common factor number is the GCF number.
So the greatest common factor 85421 and 85427 is 1.

Also check out the Least Common Multiple of 85421 and 85427