What is the Greatest Common Factor of 98990 and 98998?

Greatest common factor (GCF) of 98990 and 98998 is 2.

GCF(98990,98998) = 2

We will now calculate the prime factors of 98990 and 98998, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 98990 and 98998.

How to find the GCF of 98990 and 98998?

We will first find the prime factorization of 98990 and 98998. After we will calculate the factors of 98990 and 98998 and find the biggest common factor number .

Step-1: Prime Factorization of 98990

Prime factors of 98990 are 2, 5, 19, 521. Prime factorization of 98990 in exponential form is:

98990 = 2¹ × 5¹ × 19¹ × 521¹

Step-2: Prime Factorization of 98998

Prime factors of 98998 are 2, 49499. Prime factorization of 98998 in exponential form is:

98998 = 2¹ × 49499¹

Step-3: Factors of 98990

List of positive integer factors of 98990 that divides 98990 without a remainder.

1, 2, 5, 10, 19, 38, 95, 190, 521, 1042, 2605, 5210, 9899, 19798, 49495

Step-4: Factors of 98998

List of positive integer factors of 98998 that divides 98990 without a remainder.

1, 2, 49499

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 98990 and 98998. The biggest common factor number is the GCF number.
So the greatest common factor 98990 and 98998 is 2.

Also check out the Least Common Multiple of 98990 and 98998