What is the Greatest Common Factor of 91845 and 91864?

Greatest common factor (GCF) of 91845 and 91864 is 1.

GCF(91845,91864) = 1

We will now calculate the prime factors of 91845 and 91864, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 91845 and 91864.

How to find the GCF of 91845 and 91864?

We will first find the prime factorization of 91845 and 91864. After we will calculate the factors of 91845 and 91864 and find the biggest common factor number .

Step-1: Prime Factorization of 91845

Prime factors of 91845 are 3, 5, 13, 157. Prime factorization of 91845 in exponential form is:

91845 = 3² × 5¹ × 13¹ × 157¹

Step-2: Prime Factorization of 91864

Prime factors of 91864 are 2, 11483. Prime factorization of 91864 in exponential form is:

91864 = 2³ × 11483¹

Step-3: Factors of 91845

List of positive integer factors of 91845 that divides 91845 without a remainder.

1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 157, 195, 471, 585, 785, 1413, 2041, 2355, 6123, 7065, 10205, 18369, 30615

Step-4: Factors of 91864

List of positive integer factors of 91864 that divides 91845 without a remainder.

1, 2, 4, 8, 11483, 22966, 45932

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 91845 and 91864. The biggest common factor number is the GCF number.
So the greatest common factor 91845 and 91864 is 1.

Also check out the Least Common Multiple of 91845 and 91864