What is the Greatest Common Factor of 91745 and 91755?

Greatest common factor (GCF) of 91745 and 91755 is 5.

GCF(91745,91755) = 5

We will now calculate the prime factors of 91745 and 91755, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 91745 and 91755.

How to find the GCF of 91745 and 91755?

We will first find the prime factorization of 91745 and 91755. After we will calculate the factors of 91745 and 91755 and find the biggest common factor number .

Step-1: Prime Factorization of 91745

Prime factors of 91745 are 5, 59, 311. Prime factorization of 91745 in exponential form is:

91745 = 5¹ × 59¹ × 311¹

Step-2: Prime Factorization of 91755

Prime factors of 91755 are 3, 5, 2039. Prime factorization of 91755 in exponential form is:

91755 = 3² × 5¹ × 2039¹

Step-3: Factors of 91745

List of positive integer factors of 91745 that divides 91745 without a remainder.

1, 5, 59, 295, 311, 1555, 18349

Step-4: Factors of 91755

List of positive integer factors of 91755 that divides 91745 without a remainder.

1, 3, 5, 9, 15, 45, 2039, 6117, 10195, 18351, 30585

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 91745 and 91755. The biggest common factor number is the GCF number.
So the greatest common factor 91745 and 91755 is 5.

Also check out the Least Common Multiple of 91745 and 91755