What is the Greatest Common Factor of 99490 and 99500?

Greatest common factor (GCF) of 99490 and 99500 is 10.

GCF(99490,99500) = 10

We will now calculate the prime factors of 99490 and 99500, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 99490 and 99500.

How to find the GCF of 99490 and 99500?

We will first find the prime factorization of 99490 and 99500. After we will calculate the factors of 99490 and 99500 and find the biggest common factor number .

Step-1: Prime Factorization of 99490

Prime factors of 99490 are 2, 5, 9949. Prime factorization of 99490 in exponential form is:

99490 = 2¹ × 5¹ × 9949¹

Step-2: Prime Factorization of 99500

Prime factors of 99500 are 2, 5, 199. Prime factorization of 99500 in exponential form is:

99500 = 2² × 5³ × 199¹

Step-3: Factors of 99490

List of positive integer factors of 99490 that divides 99490 without a remainder.

1, 2, 5, 10, 9949, 19898, 49745

Step-4: Factors of 99500

List of positive integer factors of 99500 that divides 99490 without a remainder.

1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 199, 250, 398, 500, 796, 995, 1990, 3980, 4975, 9950, 19900, 24875, 49750

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 99490 and 99500. The biggest common factor number is the GCF number.
So the greatest common factor 99490 and 99500 is 10.

Also check out the Least Common Multiple of 99490 and 99500