What is the Greatest Common Factor of 81328 and 81336?

Greatest common factor (GCF) of 81328 and 81336 is 8.

GCF(81328,81336) = 8

We will now calculate the prime factors of 81328 and 81336, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 81328 and 81336.

How to find the GCF of 81328 and 81336?

We will first find the prime factorization of 81328 and 81336. After we will calculate the factors of 81328 and 81336 and find the biggest common factor number .

Step-1: Prime Factorization of 81328

Prime factors of 81328 are 2, 13, 17, 23. Prime factorization of 81328 in exponential form is:

81328 = 2⁴ × 13¹ × 17¹ × 23¹

Step-2: Prime Factorization of 81336

Prime factors of 81336 are 2, 3, 3389. Prime factorization of 81336 in exponential form is:

81336 = 2³ × 3¹ × 3389¹

Step-3: Factors of 81328

List of positive integer factors of 81328 that divides 81328 without a remainder.

1, 2, 4, 8, 13, 16, 17, 23, 26, 34, 46, 52, 68, 92, 104, 136, 184, 208, 221, 272, 299, 368, 391, 442, 598, 782, 884, 1196, 1564, 1768, 2392, 3128, 3536, 4784, 5083, 6256, 10166, 20332, 40664

Step-4: Factors of 81336

List of positive integer factors of 81336 that divides 81328 without a remainder.

1, 2, 3, 4, 6, 8, 12, 24, 3389, 6778, 10167, 13556, 20334, 27112, 40668

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 81328 and 81336. The biggest common factor number is the GCF number.
So the greatest common factor 81328 and 81336 is 8.

Also check out the Least Common Multiple of 81328 and 81336