What is the Greatest Common Factor of 10905 and 10911?

Greatest common factor (GCF) of 10905 and 10911 is 3.

GCF(10905,10911) = 3

We will now calculate the prime factors of 10905 and 10911, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 10905 and 10911.

How to find the GCF of 10905 and 10911?

We will first find the prime factorization of 10905 and 10911. After we will calculate the factors of 10905 and 10911 and find the biggest common factor number .

Step-1: Prime Factorization of 10905

Prime factors of 10905 are 3, 5, 727. Prime factorization of 10905 in exponential form is:

10905 = 3¹ × 5¹ × 727¹

Step-2: Prime Factorization of 10911

Prime factors of 10911 are 3, 3637. Prime factorization of 10911 in exponential form is:

10911 = 3¹ × 3637¹

Step-3: Factors of 10905

List of positive integer factors of 10905 that divides 10905 without a remainder.

1, 3, 5, 15, 727, 2181, 3635

Step-4: Factors of 10911

List of positive integer factors of 10911 that divides 10905 without a remainder.

1, 3, 3637

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 10905 and 10911. The biggest common factor number is the GCF number.
So the greatest common factor 10905 and 10911 is 3.

Also check out the Least Common Multiple of 10905 and 10911