What is the Greatest Common Factor of 3643 and 3649?

Greatest common factor (GCF) of 3643 and 3649 is 1.

GCF(3643,3649) = 1

We will now calculate the prime factors of 3643 and 3649, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3643 and 3649.

How to find the GCF of 3643 and 3649?

We will first find the prime factorization of 3643 and 3649. After we will calculate the factors of 3643 and 3649 and find the biggest common factor number .

Step-1: Prime Factorization of 3643

Prime factors of 3643 are 3643. Prime factorization of 3643 in exponential form is:

3643 = 3643¹

Step-2: Prime Factorization of 3649

Prime factors of 3649 are 41, 89. Prime factorization of 3649 in exponential form is:

3649 = 41¹ × 89¹

Step-3: Factors of 3643

List of positive integer factors of 3643 that divides 3643 without a remainder.

Step-4: Factors of 3649

List of positive integer factors of 3649 that divides 3643 without a remainder.

1, 41, 89

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 3643 and 3649. The biggest common factor number is the GCF number.
So the greatest common factor 3643 and 3649 is 1.

Also check out the Least Common Multiple of 3643 and 3649