What is the Greatest Common Factor of 903 and 913?

Greatest common factor (GCF) of 903 and 913 is 1.

GCF(903,913) = 1

We will now calculate the prime factors of 903 and 913, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 903 and 913.

How to find the GCF of 903 and 913?

We will first find the prime factorization of 903 and 913. After we will calculate the factors of 903 and 913 and find the biggest common factor number .

Step-1: Prime Factorization of 903

Prime factors of 903 are 3, 7, 43. Prime factorization of 903 in exponential form is:

903 = 3¹ × 7¹ × 43¹

Step-2: Prime Factorization of 913

Prime factors of 913 are 11, 83. Prime factorization of 913 in exponential form is:

913 = 11¹ × 83¹

Step-3: Factors of 903

List of positive integer factors of 903 that divides 903 without a remainder.

1, 3, 7, 21, 43, 129, 301

Step-4: Factors of 913

List of positive integer factors of 913 that divides 903 without a remainder.

1, 11, 83

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 903 and 913. The biggest common factor number is the GCF number.
So the greatest common factor 903 and 913 is 1.

Also check out the Least Common Multiple of 903 and 913