What is the Greatest Common Factor of 91785 and 91795?

Greatest common factor (GCF) of 91785 and 91795 is 5.

GCF(91785,91795) = 5

We will now calculate the prime factors of 91785 and 91795, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 91785 and 91795.

How to find the GCF of 91785 and 91795?

We will first find the prime factorization of 91785 and 91795. After we will calculate the factors of 91785 and 91795 and find the biggest common factor number .

Step-1: Prime Factorization of 91785

Prime factors of 91785 are 3, 5, 29, 211. Prime factorization of 91785 in exponential form is:

91785 = 3¹ × 5¹ × 29¹ × 211¹

Step-2: Prime Factorization of 91795

Prime factors of 91795 are 5, 11, 1669. Prime factorization of 91795 in exponential form is:

91795 = 5¹ × 11¹ × 1669¹

Step-3: Factors of 91785

List of positive integer factors of 91785 that divides 91785 without a remainder.

1, 3, 5, 15, 29, 87, 145, 211, 435, 633, 1055, 3165, 6119, 18357, 30595

Step-4: Factors of 91795

List of positive integer factors of 91795 that divides 91785 without a remainder.

1, 5, 11, 55, 1669, 8345, 18359

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 91785 and 91795. The biggest common factor number is the GCF number.
So the greatest common factor 91785 and 91795 is 5.

Also check out the Least Common Multiple of 91785 and 91795