What is the Greatest Common Factor of 16620 and 16625?

Greatest common factor (GCF) of 16620 and 16625 is 5.

GCF(16620,16625) = 5

We will now calculate the prime factors of 16620 and 16625, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16620 and 16625.

How to find the GCF of 16620 and 16625?

We will first find the prime factorization of 16620 and 16625. After we will calculate the factors of 16620 and 16625 and find the biggest common factor number .

Step-1: Prime Factorization of 16620

Prime factors of 16620 are 2, 3, 5, 277. Prime factorization of 16620 in exponential form is:

16620 = 2² × 3¹ × 5¹ × 277¹

Step-2: Prime Factorization of 16625

Prime factors of 16625 are 5, 7, 19. Prime factorization of 16625 in exponential form is:

16625 = 5³ × 7¹ × 19¹

Step-3: Factors of 16620

List of positive integer factors of 16620 that divides 16620 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 277, 554, 831, 1108, 1385, 1662, 2770, 3324, 4155, 5540, 8310

Step-4: Factors of 16625

List of positive integer factors of 16625 that divides 16620 without a remainder.

1, 5, 7, 19, 25, 35, 95, 125, 133, 175, 475, 665, 875, 2375, 3325

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16620 and 16625. The biggest common factor number is the GCF number.
So the greatest common factor 16620 and 16625 is 5.

Also check out the Least Common Multiple of 16620 and 16625