What is the Greatest Common Factor of 55315 and 55328?

Greatest common factor (GCF) of 55315 and 55328 is 13.

GCF(55315,55328) = 13

We will now calculate the prime factors of 55315 and 55328, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55315 and 55328.

How to find the GCF of 55315 and 55328?

We will first find the prime factorization of 55315 and 55328. After we will calculate the factors of 55315 and 55328 and find the biggest common factor number .

Step-1: Prime Factorization of 55315

Prime factors of 55315 are 5, 13, 23, 37. Prime factorization of 55315 in exponential form is:

55315 = 5¹ × 13¹ × 23¹ × 37¹

Step-2: Prime Factorization of 55328

Prime factors of 55328 are 2, 7, 13, 19. Prime factorization of 55328 in exponential form is:

55328 = 2⁵ × 7¹ × 13¹ × 19¹

Step-3: Factors of 55315

List of positive integer factors of 55315 that divides 55315 without a remainder.

1, 5, 13, 23, 37, 65, 115, 185, 299, 481, 851, 1495, 2405, 4255, 11063

Step-4: Factors of 55328

List of positive integer factors of 55328 that divides 55315 without a remainder.

1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 224, 247, 266, 304, 364, 416, 494, 532, 608, 728, 988, 1064, 1456, 1729, 1976, 2128, 2912, 3458, 3952, 4256, 6916, 7904, 13832, 27664

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55315 and 55328. The biggest common factor number is the GCF number.
So the greatest common factor 55315 and 55328 is 13.

Also check out the Least Common Multiple of 55315 and 55328