What is the Greatest Common Factor of 81339 and 81354?

Greatest common factor (GCF) of 81339 and 81354 is 3.

GCF(81339,81354) = 3

We will now calculate the prime factors of 81339 and 81354, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 81339 and 81354.

How to find the GCF of 81339 and 81354?

We will first find the prime factorization of 81339 and 81354. After we will calculate the factors of 81339 and 81354 and find the biggest common factor number .

Step-1: Prime Factorization of 81339

Prime factors of 81339 are 3, 19, 1427. Prime factorization of 81339 in exponential form is:

81339 = 3¹ × 19¹ × 1427¹

Step-2: Prime Factorization of 81354

Prime factors of 81354 are 2, 3, 7, 13, 149. Prime factorization of 81354 in exponential form is:

81354 = 2¹ × 3¹ × 7¹ × 13¹ × 149¹

Step-3: Factors of 81339

List of positive integer factors of 81339 that divides 81339 without a remainder.

1, 3, 19, 57, 1427, 4281, 27113

Step-4: Factors of 81354

List of positive integer factors of 81354 that divides 81339 without a remainder.

1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 149, 182, 273, 298, 447, 546, 894, 1043, 1937, 2086, 3129, 3874, 5811, 6258, 11622, 13559, 27118, 40677

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 81339 and 81354. The biggest common factor number is the GCF number.
So the greatest common factor 81339 and 81354 is 3.

Also check out the Least Common Multiple of 81339 and 81354