What is the Greatest Common Factor of 43561 and 43569?

Greatest common factor (GCF) of 43561 and 43569 is 1.

GCF(43561,43569) = 1

We will now calculate the prime factors of 43561 and 43569, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43561 and 43569.

How to find the GCF of 43561 and 43569?

We will first find the prime factorization of 43561 and 43569. After we will calculate the factors of 43561 and 43569 and find the biggest common factor number .

Step-1: Prime Factorization of 43561

Prime factors of 43561 are 7, 127. Prime factorization of 43561 in exponential form is:

43561 = 7³ × 127¹

Step-2: Prime Factorization of 43569

Prime factors of 43569 are 3, 47, 103. Prime factorization of 43569 in exponential form is:

43569 = 3² × 47¹ × 103¹

Step-3: Factors of 43561

List of positive integer factors of 43561 that divides 43561 without a remainder.

1, 7, 49, 127, 343, 889, 6223

Step-4: Factors of 43569

List of positive integer factors of 43569 that divides 43561 without a remainder.

1, 3, 9, 47, 103, 141, 309, 423, 927, 4841, 14523

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43561 and 43569. The biggest common factor number is the GCF number.
So the greatest common factor 43561 and 43569 is 1.

Also check out the Least Common Multiple of 43561 and 43569