What is the Greatest Common Factor of 15839 and 15855?

Greatest common factor (GCF) of 15839 and 15855 is 1.

GCF(15839,15855) = 1

We will now calculate the prime factors of 15839 and 15855, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15839 and 15855.

How to find the GCF of 15839 and 15855?

We will first find the prime factorization of 15839 and 15855. After we will calculate the factors of 15839 and 15855 and find the biggest common factor number .

Step-1: Prime Factorization of 15839

Prime factors of 15839 are 47, 337. Prime factorization of 15839 in exponential form is:

15839 = 47¹ × 337¹

Step-2: Prime Factorization of 15855

Prime factors of 15855 are 3, 5, 7, 151. Prime factorization of 15855 in exponential form is:

15855 = 3¹ × 5¹ × 7¹ × 151¹

Step-3: Factors of 15839

List of positive integer factors of 15839 that divides 15839 without a remainder.

1, 47, 337

Step-4: Factors of 15855

List of positive integer factors of 15855 that divides 15839 without a remainder.

1, 3, 5, 7, 15, 21, 35, 105, 151, 453, 755, 1057, 2265, 3171, 5285

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15839 and 15855. The biggest common factor number is the GCF number.
So the greatest common factor 15839 and 15855 is 1.

Also check out the Least Common Multiple of 15839 and 15855