What is the Greatest Common Factor of 90421 and 90439?

Greatest common factor (GCF) of 90421 and 90439 is 1.

GCF(90421,90439) = 1

We will now calculate the prime factors of 90421 and 90439, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90421 and 90439.

How to find the GCF of 90421 and 90439?

We will first find the prime factorization of 90421 and 90439. After we will calculate the factors of 90421 and 90439 and find the biggest common factor number .

Step-1: Prime Factorization of 90421

Prime factors of 90421 are 19, 4759. Prime factorization of 90421 in exponential form is:

90421 = 19¹ × 4759¹

Step-2: Prime Factorization of 90439

Prime factors of 90439 are 90439. Prime factorization of 90439 in exponential form is:

90439 = 90439¹

Step-3: Factors of 90421

List of positive integer factors of 90421 that divides 90421 without a remainder.

1, 19, 4759

Step-4: Factors of 90439

List of positive integer factors of 90439 that divides 90421 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90421 and 90439. The biggest common factor number is the GCF number.
So the greatest common factor 90421 and 90439 is 1.

Also check out the Least Common Multiple of 90421 and 90439