What is the Greatest Common Factor of 15203 and 15208?

Greatest common factor (GCF) of 15203 and 15208 is 1.

GCF(15203,15208) = 1

We will now calculate the prime factors of 15203 and 15208, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15203 and 15208.

How to find the GCF of 15203 and 15208?

We will first find the prime factorization of 15203 and 15208. After we will calculate the factors of 15203 and 15208 and find the biggest common factor number .

Step-1: Prime Factorization of 15203

Prime factors of 15203 are 23, 661. Prime factorization of 15203 in exponential form is:

15203 = 23¹ × 661¹

Step-2: Prime Factorization of 15208

Prime factors of 15208 are 2, 1901. Prime factorization of 15208 in exponential form is:

15208 = 2³ × 1901¹

Step-3: Factors of 15203

List of positive integer factors of 15203 that divides 15203 without a remainder.

1, 23, 661

Step-4: Factors of 15208

List of positive integer factors of 15208 that divides 15203 without a remainder.

1, 2, 4, 8, 1901, 3802, 7604

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15203 and 15208. The biggest common factor number is the GCF number.
So the greatest common factor 15203 and 15208 is 1.

Also check out the Least Common Multiple of 15203 and 15208