What is the Greatest Common Factor of 99138 and 99142?

Greatest common factor (GCF) of 99138 and 99142 is 2.

GCF(99138,99142) = 2

We will now calculate the prime factors of 99138 and 99142, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 99138 and 99142.

How to find the GCF of 99138 and 99142?

We will first find the prime factorization of 99138 and 99142. After we will calculate the factors of 99138 and 99142 and find the biggest common factor number .

Step-1: Prime Factorization of 99138

Prime factors of 99138 are 2, 3, 13, 31, 41. Prime factorization of 99138 in exponential form is:

99138 = 2¹ × 3¹ × 13¹ × 31¹ × 41¹

Step-2: Prime Factorization of 99142

Prime factors of 99142 are 2, 19, 2609. Prime factorization of 99142 in exponential form is:

99142 = 2¹ × 19¹ × 2609¹

Step-3: Factors of 99138

List of positive integer factors of 99138 that divides 99138 without a remainder.

1, 2, 3, 6, 13, 26, 31, 39, 41, 62, 78, 82, 93, 123, 186, 246, 403, 533, 806, 1066, 1209, 1271, 1599, 2418, 2542, 3198, 3813, 7626, 16523, 33046, 49569

Step-4: Factors of 99142

List of positive integer factors of 99142 that divides 99138 without a remainder.

1, 2, 19, 38, 2609, 5218, 49571

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 99138 and 99142. The biggest common factor number is the GCF number.
So the greatest common factor 99138 and 99142 is 2.

Also check out the Least Common Multiple of 99138 and 99142