What is the Greatest Common Factor of 98945 and 98955?

Greatest common factor (GCF) of 98945 and 98955 is 5.

GCF(98945,98955) = 5

We will now calculate the prime factors of 98945 and 98955, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 98945 and 98955.

How to find the GCF of 98945 and 98955?

We will first find the prime factorization of 98945 and 98955. After we will calculate the factors of 98945 and 98955 and find the biggest common factor number .

Step-1: Prime Factorization of 98945

Prime factors of 98945 are 5, 7, 11, 257. Prime factorization of 98945 in exponential form is:

98945 = 5¹ × 7¹ × 11¹ × 257¹

Step-2: Prime Factorization of 98955

Prime factors of 98955 are 3, 5, 733. Prime factorization of 98955 in exponential form is:

98955 = 3³ × 5¹ × 733¹

Step-3: Factors of 98945

List of positive integer factors of 98945 that divides 98945 without a remainder.

1, 5, 7, 11, 35, 55, 77, 257, 385, 1285, 1799, 2827, 8995, 14135, 19789

Step-4: Factors of 98955

List of positive integer factors of 98955 that divides 98945 without a remainder.

1, 3, 5, 9, 15, 27, 45, 135, 733, 2199, 3665, 6597, 10995, 19791, 32985

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 98945 and 98955. The biggest common factor number is the GCF number.
So the greatest common factor 98945 and 98955 is 5.

Also check out the Least Common Multiple of 98945 and 98955