What is the Greatest Common Factor of 33640 and 33649?

Greatest common factor (GCF) of 33640 and 33649 is 1.

GCF(33640,33649) = 1

We will now calculate the prime factors of 33640 and 33649, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 33640 and 33649.

How to find the GCF of 33640 and 33649?

We will first find the prime factorization of 33640 and 33649. After we will calculate the factors of 33640 and 33649 and find the biggest common factor number .

Step-1: Prime Factorization of 33640

Prime factors of 33640 are 2, 5, 29. Prime factorization of 33640 in exponential form is:

33640 = 2³ × 5¹ × 29²

Step-2: Prime Factorization of 33649

Prime factors of 33649 are 7, 11, 19, 23. Prime factorization of 33649 in exponential form is:

33649 = 7¹ × 11¹ × 19¹ × 23¹

Step-3: Factors of 33640

List of positive integer factors of 33640 that divides 33640 without a remainder.

1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 841, 1160, 1682, 3364, 4205, 6728, 8410, 16820

Step-4: Factors of 33649

List of positive integer factors of 33649 that divides 33640 without a remainder.

1, 7, 11, 19, 23, 77, 133, 161, 209, 253, 437, 1463, 1771, 3059, 4807

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 33640 and 33649. The biggest common factor number is the GCF number.
So the greatest common factor 33640 and 33649 is 1.

Also check out the Least Common Multiple of 33640 and 33649