What is the Greatest Common Factor of 15281 and 15289?

Greatest common factor (GCF) of 15281 and 15289 is 1.

GCF(15281,15289) = 1

We will now calculate the prime factors of 15281 and 15289, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15281 and 15289.

How to find the GCF of 15281 and 15289?

We will first find the prime factorization of 15281 and 15289. After we will calculate the factors of 15281 and 15289 and find the biggest common factor number .

Step-1: Prime Factorization of 15281

Prime factors of 15281 are 7, 37, 59. Prime factorization of 15281 in exponential form is:

15281 = 7¹ × 37¹ × 59¹

Step-2: Prime Factorization of 15289

Prime factors of 15289 are 15289. Prime factorization of 15289 in exponential form is:

15289 = 15289¹

Step-3: Factors of 15281

List of positive integer factors of 15281 that divides 15281 without a remainder.

1, 7, 37, 59, 259, 413, 2183

Step-4: Factors of 15289

List of positive integer factors of 15289 that divides 15281 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15281 and 15289. The biggest common factor number is the GCF number.
So the greatest common factor 15281 and 15289 is 1.

Also check out the Least Common Multiple of 15281 and 15289