What is the Greatest Common Factor of 98109 and 98115?

Greatest common factor (GCF) of 98109 and 98115 is 3.

GCF(98109,98115) = 3

We will now calculate the prime factors of 98109 and 98115, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 98109 and 98115.

How to find the GCF of 98109 and 98115?

We will first find the prime factorization of 98109 and 98115. After we will calculate the factors of 98109 and 98115 and find the biggest common factor number .

Step-1: Prime Factorization of 98109

Prime factors of 98109 are 3, 11, 991. Prime factorization of 98109 in exponential form is:

98109 = 3² × 11¹ × 991¹

Step-2: Prime Factorization of 98115

Prime factors of 98115 are 3, 5, 31, 211. Prime factorization of 98115 in exponential form is:

98115 = 3¹ × 5¹ × 31¹ × 211¹

Step-3: Factors of 98109

List of positive integer factors of 98109 that divides 98109 without a remainder.

1, 3, 9, 11, 33, 99, 991, 2973, 8919, 10901, 32703

Step-4: Factors of 98115

List of positive integer factors of 98115 that divides 98109 without a remainder.

1, 3, 5, 15, 31, 93, 155, 211, 465, 633, 1055, 3165, 6541, 19623, 32705

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 98109 and 98115. The biggest common factor number is the GCF number.
So the greatest common factor 98109 and 98115 is 3.

Also check out the Least Common Multiple of 98109 and 98115