What is the Greatest Common Factor of 98540 and 98555?

Greatest common factor (GCF) of 98540 and 98555 is 5.

GCF(98540,98555) = 5

We will now calculate the prime factors of 98540 and 98555, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 98540 and 98555.

How to find the GCF of 98540 and 98555?

We will first find the prime factorization of 98540 and 98555. After we will calculate the factors of 98540 and 98555 and find the biggest common factor number .

Step-1: Prime Factorization of 98540

Prime factors of 98540 are 2, 5, 13, 379. Prime factorization of 98540 in exponential form is:

98540 = 2² × 5¹ × 13¹ × 379¹

Step-2: Prime Factorization of 98555

Prime factors of 98555 are 5, 23, 857. Prime factorization of 98555 in exponential form is:

98555 = 5¹ × 23¹ × 857¹

Step-3: Factors of 98540

List of positive integer factors of 98540 that divides 98540 without a remainder.

1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 379, 758, 1516, 1895, 3790, 4927, 7580, 9854, 19708, 24635, 49270

Step-4: Factors of 98555

List of positive integer factors of 98555 that divides 98540 without a remainder.

1, 5, 23, 115, 857, 4285, 19711

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 98540 and 98555. The biggest common factor number is the GCF number.
So the greatest common factor 98540 and 98555 is 5.

Also check out the Least Common Multiple of 98540 and 98555