What is the Greatest Common Factor of 43280 and 43300?

Greatest common factor (GCF) of 43280 and 43300 is 20.

GCF(43280,43300) = 20

We will now calculate the prime factors of 43280 and 43300, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43280 and 43300.

How to find the GCF of 43280 and 43300?

We will first find the prime factorization of 43280 and 43300. After we will calculate the factors of 43280 and 43300 and find the biggest common factor number .

Step-1: Prime Factorization of 43280

Prime factors of 43280 are 2, 5, 541. Prime factorization of 43280 in exponential form is:

43280 = 2⁴ × 5¹ × 541¹

Step-2: Prime Factorization of 43300

Prime factors of 43300 are 2, 5, 433. Prime factorization of 43300 in exponential form is:

43300 = 2² × 5² × 433¹

Step-3: Factors of 43280

List of positive integer factors of 43280 that divides 43280 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 541, 1082, 2164, 2705, 4328, 5410, 8656, 10820, 21640

Step-4: Factors of 43300

List of positive integer factors of 43300 that divides 43280 without a remainder.

1, 2, 4, 5, 10, 20, 25, 50, 100, 433, 866, 1732, 2165, 4330, 8660, 10825, 21650

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43280 and 43300. The biggest common factor number is the GCF number.
So the greatest common factor 43280 and 43300 is 20.

Also check out the Least Common Multiple of 43280 and 43300