What is the Greatest Common Factor of 43430 and 43445?

Greatest common factor (GCF) of 43430 and 43445 is 5.

GCF(43430,43445) = 5

We will now calculate the prime factors of 43430 and 43445, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43430 and 43445.

How to find the GCF of 43430 and 43445?

We will first find the prime factorization of 43430 and 43445. After we will calculate the factors of 43430 and 43445 and find the biggest common factor number .

Step-1: Prime Factorization of 43430

Prime factors of 43430 are 2, 5, 43, 101. Prime factorization of 43430 in exponential form is:

43430 = 2¹ × 5¹ × 43¹ × 101¹

Step-2: Prime Factorization of 43445

Prime factors of 43445 are 5, 8689. Prime factorization of 43445 in exponential form is:

43445 = 5¹ × 8689¹

Step-3: Factors of 43430

List of positive integer factors of 43430 that divides 43430 without a remainder.

1, 2, 5, 10, 43, 86, 101, 202, 215, 430, 505, 1010, 4343, 8686, 21715

Step-4: Factors of 43445

List of positive integer factors of 43445 that divides 43430 without a remainder.

1, 5, 8689

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43430 and 43445. The biggest common factor number is the GCF number.
So the greatest common factor 43430 and 43445 is 5.

Also check out the Least Common Multiple of 43430 and 43445