What is the Greatest Common Factor of 81418 and 81432?

Greatest common factor (GCF) of 81418 and 81432 is 2.

GCF(81418,81432) = 2

We will now calculate the prime factors of 81418 and 81432, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 81418 and 81432.

How to find the GCF of 81418 and 81432?

We will first find the prime factorization of 81418 and 81432. After we will calculate the factors of 81418 and 81432 and find the biggest common factor number .

Step-1: Prime Factorization of 81418

Prime factors of 81418 are 2, 40709. Prime factorization of 81418 in exponential form is:

81418 = 2¹ × 40709¹

Step-2: Prime Factorization of 81432

Prime factors of 81432 are 2, 3, 13, 29. Prime factorization of 81432 in exponential form is:

81432 = 2³ × 3³ × 13¹ × 29¹

Step-3: Factors of 81418

List of positive integer factors of 81418 that divides 81418 without a remainder.

1, 2, 40709

Step-4: Factors of 81432

List of positive integer factors of 81432 that divides 81418 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 29, 36, 39, 52, 54, 58, 72, 78, 87, 104, 108, 116, 117, 156, 174, 216, 232, 234, 261, 312, 348, 351, 377, 468, 522, 696, 702, 754, 783, 936, 1044, 1131, 1404, 1508, 1566, 2088, 2262, 2808, 3016, 3132, 3393, 4524, 6264, 6786, 9048, 10179, 13572, 20358, 27144, 40716

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 81418 and 81432. The biggest common factor number is the GCF number.
So the greatest common factor 81418 and 81432 is 2.

Also check out the Least Common Multiple of 81418 and 81432