What is the Greatest Common Factor of 91815 and 91835?

Greatest common factor (GCF) of 91815 and 91835 is 5.

GCF(91815,91835) = 5

We will now calculate the prime factors of 91815 and 91835, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 91815 and 91835.

How to find the GCF of 91815 and 91835?

We will first find the prime factorization of 91815 and 91835. After we will calculate the factors of 91815 and 91835 and find the biggest common factor number .

Step-1: Prime Factorization of 91815

Prime factors of 91815 are 3, 5, 6121. Prime factorization of 91815 in exponential form is:

91815 = 3¹ × 5¹ × 6121¹

Step-2: Prime Factorization of 91835

Prime factors of 91835 are 5, 18367. Prime factorization of 91835 in exponential form is:

91835 = 5¹ × 18367¹

Step-3: Factors of 91815

List of positive integer factors of 91815 that divides 91815 without a remainder.

1, 3, 5, 15, 6121, 18363, 30605

Step-4: Factors of 91835

List of positive integer factors of 91835 that divides 91815 without a remainder.

1, 5, 18367

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 91815 and 91835. The biggest common factor number is the GCF number.
So the greatest common factor 91815 and 91835 is 5.

Also check out the Least Common Multiple of 91815 and 91835