What is the Greatest Common Factor of 68139 and 68148?

Greatest common factor (GCF) of 68139 and 68148 is 9.

GCF(68139,68148) = 9

We will now calculate the prime factors of 68139 and 68148, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68139 and 68148.

How to find the GCF of 68139 and 68148?

We will first find the prime factorization of 68139 and 68148. After we will calculate the factors of 68139 and 68148 and find the biggest common factor number .

Step-1: Prime Factorization of 68139

Prime factors of 68139 are 3, 67, 113. Prime factorization of 68139 in exponential form is:

68139 = 3² × 67¹ × 113¹

Step-2: Prime Factorization of 68148

Prime factors of 68148 are 2, 3, 631. Prime factorization of 68148 in exponential form is:

68148 = 2² × 3³ × 631¹

Step-3: Factors of 68139

List of positive integer factors of 68139 that divides 68139 without a remainder.

1, 3, 9, 67, 113, 201, 339, 603, 1017, 7571, 22713

Step-4: Factors of 68148

List of positive integer factors of 68148 that divides 68139 without a remainder.

1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 631, 1262, 1893, 2524, 3786, 5679, 7572, 11358, 17037, 22716, 34074

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68139 and 68148. The biggest common factor number is the GCF number.
So the greatest common factor 68139 and 68148 is 9.

Also check out the Least Common Multiple of 68139 and 68148