What is the Greatest Common Factor of 55580 and 55591?

Greatest common factor (GCF) of 55580 and 55591 is 1.

GCF(55580,55591) = 1

We will now calculate the prime factors of 55580 and 55591, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55580 and 55591.

How to find the GCF of 55580 and 55591?

We will first find the prime factorization of 55580 and 55591. After we will calculate the factors of 55580 and 55591 and find the biggest common factor number .

Step-1: Prime Factorization of 55580

Prime factors of 55580 are 2, 5, 7, 397. Prime factorization of 55580 in exponential form is:

55580 = 2² × 5¹ × 7¹ × 397¹

Step-2: Prime Factorization of 55591

Prime factors of 55591 are 23, 2417. Prime factorization of 55591 in exponential form is:

55591 = 23¹ × 2417¹

Step-3: Factors of 55580

List of positive integer factors of 55580 that divides 55580 without a remainder.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397, 794, 1588, 1985, 2779, 3970, 5558, 7940, 11116, 13895, 27790

Step-4: Factors of 55591

List of positive integer factors of 55591 that divides 55580 without a remainder.

1, 23, 2417

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55580 and 55591. The biggest common factor number is the GCF number.
So the greatest common factor 55580 and 55591 is 1.

Also check out the Least Common Multiple of 55580 and 55591