What is the Greatest Common Factor of 87903 and 87909?

Greatest common factor (GCF) of 87903 and 87909 is 3.

GCF(87903,87909) = 3

We will now calculate the prime factors of 87903 and 87909, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87903 and 87909.

How to find the GCF of 87903 and 87909?

We will first find the prime factorization of 87903 and 87909. After we will calculate the factors of 87903 and 87909 and find the biggest common factor number .

Step-1: Prime Factorization of 87903

Prime factors of 87903 are 3, 9767. Prime factorization of 87903 in exponential form is:

87903 = 3² × 9767¹

Step-2: Prime Factorization of 87909

Prime factors of 87909 are 3, 29303. Prime factorization of 87909 in exponential form is:

87909 = 3¹ × 29303¹

Step-3: Factors of 87903

List of positive integer factors of 87903 that divides 87903 without a remainder.

1, 3, 9, 9767, 29301

Step-4: Factors of 87909

List of positive integer factors of 87909 that divides 87903 without a remainder.

1, 3, 29303

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87903 and 87909. The biggest common factor number is the GCF number.
So the greatest common factor 87903 and 87909 is 3.

Also check out the Least Common Multiple of 87903 and 87909