What is the Greatest Common Factor of 15290 and 15310?

Greatest common factor (GCF) of 15290 and 15310 is 10.

GCF(15290,15310) = 10

We will now calculate the prime factors of 15290 and 15310, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15290 and 15310.

How to find the GCF of 15290 and 15310?

We will first find the prime factorization of 15290 and 15310. After we will calculate the factors of 15290 and 15310 and find the biggest common factor number .

Step-1: Prime Factorization of 15290

Prime factors of 15290 are 2, 5, 11, 139. Prime factorization of 15290 in exponential form is:

15290 = 2¹ × 5¹ × 11¹ × 139¹

Step-2: Prime Factorization of 15310

Prime factors of 15310 are 2, 5, 1531. Prime factorization of 15310 in exponential form is:

15310 = 2¹ × 5¹ × 1531¹

Step-3: Factors of 15290

List of positive integer factors of 15290 that divides 15290 without a remainder.

1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 695, 1390, 1529, 3058, 7645

Step-4: Factors of 15310

List of positive integer factors of 15310 that divides 15290 without a remainder.

1, 2, 5, 10, 1531, 3062, 7655

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15290 and 15310. The biggest common factor number is the GCF number.
So the greatest common factor 15290 and 15310 is 10.

Also check out the Least Common Multiple of 15290 and 15310