What is the Greatest Common Factor of 43381 and 43385?

Greatest common factor (GCF) of 43381 and 43385 is 1.

GCF(43381,43385) = 1

We will now calculate the prime factors of 43381 and 43385, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43381 and 43385.

How to find the GCF of 43381 and 43385?

We will first find the prime factorization of 43381 and 43385. After we will calculate the factors of 43381 and 43385 and find the biggest common factor number .

Step-1: Prime Factorization of 43381

Prime factors of 43381 are 13, 47, 71. Prime factorization of 43381 in exponential form is:

43381 = 13¹ × 47¹ × 71¹

Step-2: Prime Factorization of 43385

Prime factors of 43385 are 5, 8677. Prime factorization of 43385 in exponential form is:

43385 = 5¹ × 8677¹

Step-3: Factors of 43381

List of positive integer factors of 43381 that divides 43381 without a remainder.

1, 13, 47, 71, 611, 923, 3337

Step-4: Factors of 43385

List of positive integer factors of 43385 that divides 43381 without a remainder.

1, 5, 8677

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43381 and 43385. The biggest common factor number is the GCF number.
So the greatest common factor 43381 and 43385 is 1.

Also check out the Least Common Multiple of 43381 and 43385