What is the Greatest Common Factor of 43538 and 43555?

Greatest common factor (GCF) of 43538 and 43555 is 1.

GCF(43538,43555) = 1

We will now calculate the prime factors of 43538 and 43555, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43538 and 43555.

How to find the GCF of 43538 and 43555?

We will first find the prime factorization of 43538 and 43555. After we will calculate the factors of 43538 and 43555 and find the biggest common factor number .

Step-1: Prime Factorization of 43538

Prime factors of 43538 are 2, 11, 1979. Prime factorization of 43538 in exponential form is:

43538 = 2¹ × 11¹ × 1979¹

Step-2: Prime Factorization of 43555

Prime factors of 43555 are 5, 31, 281. Prime factorization of 43555 in exponential form is:

43555 = 5¹ × 31¹ × 281¹

Step-3: Factors of 43538

List of positive integer factors of 43538 that divides 43538 without a remainder.

1, 2, 11, 22, 1979, 3958, 21769

Step-4: Factors of 43555

List of positive integer factors of 43555 that divides 43538 without a remainder.

1, 5, 31, 155, 281, 1405, 8711

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43538 and 43555. The biggest common factor number is the GCF number.
So the greatest common factor 43538 and 43555 is 1.

Also check out the Least Common Multiple of 43538 and 43555