What is the Greatest Common Factor of 43643 and 43657?

Greatest common factor (GCF) of 43643 and 43657 is 1.

GCF(43643,43657) = 1

We will now calculate the prime factors of 43643 and 43657, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43643 and 43657.

How to find the GCF of 43643 and 43657?

We will first find the prime factorization of 43643 and 43657. After we will calculate the factors of 43643 and 43657 and find the biggest common factor number .

Step-1: Prime Factorization of 43643

Prime factors of 43643 are 19, 2297. Prime factorization of 43643 in exponential form is:

43643 = 19¹ × 2297¹

Step-2: Prime Factorization of 43657

Prime factors of 43657 are 149, 293. Prime factorization of 43657 in exponential form is:

43657 = 149¹ × 293¹

Step-3: Factors of 43643

List of positive integer factors of 43643 that divides 43643 without a remainder.

1, 19, 2297

Step-4: Factors of 43657

List of positive integer factors of 43657 that divides 43643 without a remainder.

1, 149, 293

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43643 and 43657. The biggest common factor number is the GCF number.
So the greatest common factor 43643 and 43657 is 1.

Also check out the Least Common Multiple of 43643 and 43657