What is the Greatest Common Factor of 43378 and 43387?

Greatest common factor (GCF) of 43378 and 43387 is 1.

GCF(43378,43387) = 1

We will now calculate the prime factors of 43378 and 43387, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43378 and 43387.

How to find the GCF of 43378 and 43387?

We will first find the prime factorization of 43378 and 43387. After we will calculate the factors of 43378 and 43387 and find the biggest common factor number .

Step-1: Prime Factorization of 43378

Prime factors of 43378 are 2, 23, 41. Prime factorization of 43378 in exponential form is:

43378 = 2¹ × 23² × 41¹

Step-2: Prime Factorization of 43387

Prime factors of 43387 are 43, 1009. Prime factorization of 43387 in exponential form is:

43387 = 43¹ × 1009¹

Step-3: Factors of 43378

List of positive integer factors of 43378 that divides 43378 without a remainder.

1, 2, 23, 41, 46, 82, 529, 943, 1058, 1886, 21689

Step-4: Factors of 43387

List of positive integer factors of 43387 that divides 43378 without a remainder.

1, 43, 1009

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43378 and 43387. The biggest common factor number is the GCF number.
So the greatest common factor 43378 and 43387 is 1.

Also check out the Least Common Multiple of 43378 and 43387