What is the Greatest Common Factor of 12345 and 12350?

Greatest common factor (GCF) of 12345 and 12350 is 5.

GCF(12345,12350) = 5

We will now calculate the prime factors of 12345 and 12350, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12345 and 12350.

How to find the GCF of 12345 and 12350?

We will first find the prime factorization of 12345 and 12350. After we will calculate the factors of 12345 and 12350 and find the biggest common factor number .

Step-1: Prime Factorization of 12345

Prime factors of 12345 are 3, 5, 823. Prime factorization of 12345 in exponential form is:

12345 = 3¹ × 5¹ × 823¹

Step-2: Prime Factorization of 12350

Prime factors of 12350 are 2, 5, 13, 19. Prime factorization of 12350 in exponential form is:

12350 = 2¹ × 5² × 13¹ × 19¹

Step-3: Factors of 12345

List of positive integer factors of 12345 that divides 12345 without a remainder.

1, 3, 5, 15, 823, 2469, 4115

Step-4: Factors of 12350

List of positive integer factors of 12350 that divides 12345 without a remainder.

1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 325, 475, 494, 650, 950, 1235, 2470, 6175

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12345 and 12350. The biggest common factor number is the GCF number.
So the greatest common factor 12345 and 12350 is 5.

Also check out the Least Common Multiple of 12345 and 12350