What is the Greatest Common Factor of 98780 and 98789?

Greatest common factor (GCF) of 98780 and 98789 is 1.

GCF(98780,98789) = 1

We will now calculate the prime factors of 98780 and 98789, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 98780 and 98789.

How to find the GCF of 98780 and 98789?

We will first find the prime factorization of 98780 and 98789. After we will calculate the factors of 98780 and 98789 and find the biggest common factor number .

Step-1: Prime Factorization of 98780

Prime factors of 98780 are 2, 5, 11, 449. Prime factorization of 98780 in exponential form is:

98780 = 2² × 5¹ × 11¹ × 449¹

Step-2: Prime Factorization of 98789

Prime factors of 98789 are 223, 443. Prime factorization of 98789 in exponential form is:

98789 = 223¹ × 443¹

Step-3: Factors of 98780

List of positive integer factors of 98780 that divides 98780 without a remainder.

1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 449, 898, 1796, 2245, 4490, 4939, 8980, 9878, 19756, 24695, 49390

Step-4: Factors of 98789

List of positive integer factors of 98789 that divides 98780 without a remainder.

1, 223, 443

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 98780 and 98789. The biggest common factor number is the GCF number.
So the greatest common factor 98780 and 98789 is 1.

Also check out the Least Common Multiple of 98780 and 98789