GCF and LCM Calculator Logo

What is the Greatest Common Factor of 98621 and 98638?

Greatest common factor (GCF) of 98621 and 98638 is 1.

GCF(98621,98638) = 1

We will now calculate the prime factors of 98621 and 98638, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 98621 and 98638.

GCF Calculator and
and

How to find the GCF of 98621 and 98638?

We will first find the prime factorization of 98621 and 98638. After we will calculate the factors of 98621 and 98638 and find the biggest common factor number .

Step-1: Prime Factorization of 98621

Prime factors of 98621 are 98621. Prime factorization of 98621 in exponential form is:

98621 = 986211

Step-2: Prime Factorization of 98638

Prime factors of 98638 are 2, 149, 331. Prime factorization of 98638 in exponential form is:

98638 = 21 × 1491 × 3311

Step-3: Factors of 98621

List of positive integer factors of 98621 that divides 98621 without a remainder.

1

Step-4: Factors of 98638

List of positive integer factors of 98638 that divides 98621 without a remainder.

1, 2, 149, 298, 331, 662, 49319

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 98621 and 98638. The biggest common factor number is the GCF number.
So the greatest common factor 98621 and 98638 is 1.

Also check out the Least Common Multiple of 98621 and 98638