What is the Greatest Common Factor of 15330 and 15338?

Greatest common factor (GCF) of 15330 and 15338 is 2.

GCF(15330,15338) = 2

We will now calculate the prime factors of 15330 and 15338, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15330 and 15338.

How to find the GCF of 15330 and 15338?

We will first find the prime factorization of 15330 and 15338. After we will calculate the factors of 15330 and 15338 and find the biggest common factor number .

Step-1: Prime Factorization of 15330

Prime factors of 15330 are 2, 3, 5, 7, 73. Prime factorization of 15330 in exponential form is:

15330 = 2¹ × 3¹ × 5¹ × 7¹ × 73¹

Step-2: Prime Factorization of 15338

Prime factors of 15338 are 2, 7669. Prime factorization of 15338 in exponential form is:

15338 = 2¹ × 7669¹

Step-3: Factors of 15330

List of positive integer factors of 15330 that divides 15330 without a remainder.

1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 73, 105, 146, 210, 219, 365, 438, 511, 730, 1022, 1095, 1533, 2190, 2555, 3066, 5110, 7665

Step-4: Factors of 15338

List of positive integer factors of 15338 that divides 15330 without a remainder.

1, 2, 7669

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15330 and 15338. The biggest common factor number is the GCF number.
So the greatest common factor 15330 and 15338 is 2.

Also check out the Least Common Multiple of 15330 and 15338