What is the Greatest Common Factor of 99830 and 99838?

Greatest common factor (GCF) of 99830 and 99838 is 2.

GCF(99830,99838) = 2

We will now calculate the prime factors of 99830 and 99838, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 99830 and 99838.

How to find the GCF of 99830 and 99838?

We will first find the prime factorization of 99830 and 99838. After we will calculate the factors of 99830 and 99838 and find the biggest common factor number .

Step-1: Prime Factorization of 99830

Prime factors of 99830 are 2, 5, 67, 149. Prime factorization of 99830 in exponential form is:

99830 = 2¹ × 5¹ × 67¹ × 149¹

Step-2: Prime Factorization of 99838

Prime factors of 99838 are 2, 49919. Prime factorization of 99838 in exponential form is:

99838 = 2¹ × 49919¹

Step-3: Factors of 99830

List of positive integer factors of 99830 that divides 99830 without a remainder.

1, 2, 5, 10, 67, 134, 149, 298, 335, 670, 745, 1490, 9983, 19966, 49915

Step-4: Factors of 99838

List of positive integer factors of 99838 that divides 99830 without a remainder.

1, 2, 49919

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 99830 and 99838. The biggest common factor number is the GCF number.
So the greatest common factor 99830 and 99838 is 2.

Also check out the Least Common Multiple of 99830 and 99838