What is the Greatest Common Factor of 15278 and 15285?

Greatest common factor (GCF) of 15278 and 15285 is 1.

GCF(15278,15285) = 1

We will now calculate the prime factors of 15278 and 15285, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15278 and 15285.

How to find the GCF of 15278 and 15285?

We will first find the prime factorization of 15278 and 15285. After we will calculate the factors of 15278 and 15285 and find the biggest common factor number .

Step-1: Prime Factorization of 15278

Prime factors of 15278 are 2, 7639. Prime factorization of 15278 in exponential form is:

15278 = 2¹ × 7639¹

Step-2: Prime Factorization of 15285

Prime factors of 15285 are 3, 5, 1019. Prime factorization of 15285 in exponential form is:

15285 = 3¹ × 5¹ × 1019¹

Step-3: Factors of 15278

List of positive integer factors of 15278 that divides 15278 without a remainder.

1, 2, 7639

Step-4: Factors of 15285

List of positive integer factors of 15285 that divides 15278 without a remainder.

1, 3, 5, 15, 1019, 3057, 5095

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15278 and 15285. The biggest common factor number is the GCF number.
So the greatest common factor 15278 and 15285 is 1.

Also check out the Least Common Multiple of 15278 and 15285