What is the Greatest Common Factor of 68355 and 68365?

Greatest common factor (GCF) of 68355 and 68365 is 5.

GCF(68355,68365) = 5

We will now calculate the prime factors of 68355 and 68365, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68355 and 68365.

How to find the GCF of 68355 and 68365?

We will first find the prime factorization of 68355 and 68365. After we will calculate the factors of 68355 and 68365 and find the biggest common factor number .

Step-1: Prime Factorization of 68355

Prime factors of 68355 are 3, 5, 7, 31. Prime factorization of 68355 in exponential form is:

68355 = 3² × 5¹ × 7² × 31¹

Step-2: Prime Factorization of 68365

Prime factors of 68365 are 5, 11, 113. Prime factorization of 68365 in exponential form is:

68365 = 5¹ × 11² × 113¹

Step-3: Factors of 68355

List of positive integer factors of 68355 that divides 68355 without a remainder.

1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 49, 63, 93, 105, 147, 155, 217, 245, 279, 315, 441, 465, 651, 735, 1085, 1395, 1519, 1953, 2205, 3255, 4557, 7595, 9765, 13671, 22785

Step-4: Factors of 68365

List of positive integer factors of 68365 that divides 68355 without a remainder.

1, 5, 11, 55, 113, 121, 565, 605, 1243, 6215, 13673

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68355 and 68365. The biggest common factor number is the GCF number.
So the greatest common factor 68355 and 68365 is 5.

Also check out the Least Common Multiple of 68355 and 68365