What is the Greatest Common Factor of 899 and 909?

Greatest common factor (GCF) of 899 and 909 is 1.

GCF(899,909) = 1

We will now calculate the prime factors of 899 and 909, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 899 and 909.

How to find the GCF of 899 and 909?

We will first find the prime factorization of 899 and 909. After we will calculate the factors of 899 and 909 and find the biggest common factor number .

Step-1: Prime Factorization of 899

Prime factors of 899 are 29, 31. Prime factorization of 899 in exponential form is:

899 = 29¹ × 31¹

Step-2: Prime Factorization of 909

Prime factors of 909 are 3, 101. Prime factorization of 909 in exponential form is:

909 = 3² × 101¹

Step-3: Factors of 899

List of positive integer factors of 899 that divides 899 without a remainder.

1, 29, 31

Step-4: Factors of 909

List of positive integer factors of 909 that divides 899 without a remainder.

1, 3, 9, 101, 303

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 899 and 909. The biggest common factor number is the GCF number.
So the greatest common factor 899 and 909 is 1.

Also check out the Least Common Multiple of 899 and 909