What is the Greatest Common Factor of 98680 and 98685?

Greatest common factor (GCF) of 98680 and 98685 is 5.

GCF(98680,98685) = 5

We will now calculate the prime factors of 98680 and 98685, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 98680 and 98685.

How to find the GCF of 98680 and 98685?

We will first find the prime factorization of 98680 and 98685. After we will calculate the factors of 98680 and 98685 and find the biggest common factor number .

Step-1: Prime Factorization of 98680

Prime factors of 98680 are 2, 5, 2467. Prime factorization of 98680 in exponential form is:

98680 = 2³ × 5¹ × 2467¹

Step-2: Prime Factorization of 98685

Prime factors of 98685 are 3, 5, 17, 43. Prime factorization of 98685 in exponential form is:

98685 = 3³ × 5¹ × 17¹ × 43¹

Step-3: Factors of 98680

List of positive integer factors of 98680 that divides 98680 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 2467, 4934, 9868, 12335, 19736, 24670, 49340

Step-4: Factors of 98685

List of positive integer factors of 98685 that divides 98680 without a remainder.

1, 3, 5, 9, 15, 17, 27, 43, 45, 51, 85, 129, 135, 153, 215, 255, 387, 459, 645, 731, 765, 1161, 1935, 2193, 2295, 3655, 5805, 6579, 10965, 19737, 32895

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 98680 and 98685. The biggest common factor number is the GCF number.
So the greatest common factor 98680 and 98685 is 5.

Also check out the Least Common Multiple of 98680 and 98685