What is the Greatest Common Factor of 55517 and 55521?

Greatest common factor (GCF) of 55517 and 55521 is 1.

GCF(55517,55521) = 1

We will now calculate the prime factors of 55517 and 55521, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55517 and 55521.

How to find the GCF of 55517 and 55521?

We will first find the prime factorization of 55517 and 55521. After we will calculate the factors of 55517 and 55521 and find the biggest common factor number .

Step-1: Prime Factorization of 55517

Prime factors of 55517 are 7, 11, 103. Prime factorization of 55517 in exponential form is:

55517 = 7² × 11¹ × 103¹

Step-2: Prime Factorization of 55521

Prime factors of 55521 are 3, 31, 199. Prime factorization of 55521 in exponential form is:

55521 = 3² × 31¹ × 199¹

Step-3: Factors of 55517

List of positive integer factors of 55517 that divides 55517 without a remainder.

1, 7, 11, 49, 77, 103, 539, 721, 1133, 5047, 7931

Step-4: Factors of 55521

List of positive integer factors of 55521 that divides 55517 without a remainder.

1, 3, 9, 31, 93, 199, 279, 597, 1791, 6169, 18507

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55517 and 55521. The biggest common factor number is the GCF number.
So the greatest common factor 55517 and 55521 is 1.

Also check out the Least Common Multiple of 55517 and 55521