What is the Greatest Common Factor of 16240 and 16245?

Greatest common factor (GCF) of 16240 and 16245 is 5.

GCF(16240,16245) = 5

We will now calculate the prime factors of 16240 and 16245, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16240 and 16245.

How to find the GCF of 16240 and 16245?

We will first find the prime factorization of 16240 and 16245. After we will calculate the factors of 16240 and 16245 and find the biggest common factor number .

Step-1: Prime Factorization of 16240

Prime factors of 16240 are 2, 5, 7, 29. Prime factorization of 16240 in exponential form is:

16240 = 2⁴ × 5¹ × 7¹ × 29¹

Step-2: Prime Factorization of 16245

Prime factors of 16245 are 3, 5, 19. Prime factorization of 16245 in exponential form is:

16245 = 3² × 5¹ × 19²

Step-3: Factors of 16240

List of positive integer factors of 16240 that divides 16240 without a remainder.

1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 8120

Step-4: Factors of 16245

List of positive integer factors of 16245 that divides 16240 without a remainder.

1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 361, 855, 1083, 1805, 3249, 5415

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16240 and 16245. The biggest common factor number is the GCF number.
So the greatest common factor 16240 and 16245 is 5.

Also check out the Least Common Multiple of 16240 and 16245