What is the Greatest Common Factor of 55421 and 55439?

Greatest common factor (GCF) of 55421 and 55439 is 1.

GCF(55421,55439) = 1

We will now calculate the prime factors of 55421 and 55439, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55421 and 55439.

How to find the GCF of 55421 and 55439?

We will first find the prime factorization of 55421 and 55439. After we will calculate the factors of 55421 and 55439 and find the biggest common factor number .

Step-1: Prime Factorization of 55421

Prime factors of 55421 are 157, 353. Prime factorization of 55421 in exponential form is:

55421 = 157¹ × 353¹

Step-2: Prime Factorization of 55439

Prime factors of 55439 are 55439. Prime factorization of 55439 in exponential form is:

55439 = 55439¹

Step-3: Factors of 55421

List of positive integer factors of 55421 that divides 55421 without a remainder.

1, 157, 353

Step-4: Factors of 55439

List of positive integer factors of 55439 that divides 55421 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55421 and 55439. The biggest common factor number is the GCF number.
So the greatest common factor 55421 and 55439 is 1.

Also check out the Least Common Multiple of 55421 and 55439