What is the Greatest Common Factor of 28902 and 28911?

Greatest common factor (GCF) of 28902 and 28911 is 3.

GCF(28902,28911) = 3

We will now calculate the prime factors of 28902 and 28911, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28902 and 28911.

How to find the GCF of 28902 and 28911?

We will first find the prime factorization of 28902 and 28911. After we will calculate the factors of 28902 and 28911 and find the biggest common factor number .

Step-1: Prime Factorization of 28902

Prime factors of 28902 are 2, 3, 4817. Prime factorization of 28902 in exponential form is:

28902 = 2¹ × 3¹ × 4817¹

Step-2: Prime Factorization of 28911

Prime factors of 28911 are 3, 23, 419. Prime factorization of 28911 in exponential form is:

28911 = 3¹ × 23¹ × 419¹

Step-3: Factors of 28902

List of positive integer factors of 28902 that divides 28902 without a remainder.

1, 2, 3, 6, 4817, 9634, 14451

Step-4: Factors of 28911

List of positive integer factors of 28911 that divides 28902 without a remainder.

1, 3, 23, 69, 419, 1257, 9637

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28902 and 28911. The biggest common factor number is the GCF number.
So the greatest common factor 28902 and 28911 is 3.

Also check out the Least Common Multiple of 28902 and 28911