What is the Greatest Common Factor of 64340 and 64345?

Greatest common factor (GCF) of 64340 and 64345 is 5.

GCF(64340,64345) = 5

We will now calculate the prime factors of 64340 and 64345, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 64340 and 64345.

How to find the GCF of 64340 and 64345?

We will first find the prime factorization of 64340 and 64345. After we will calculate the factors of 64340 and 64345 and find the biggest common factor number .

Step-1: Prime Factorization of 64340

Prime factors of 64340 are 2, 5, 3217. Prime factorization of 64340 in exponential form is:

64340 = 2² × 5¹ × 3217¹

Step-2: Prime Factorization of 64345

Prime factors of 64345 are 5, 17, 757. Prime factorization of 64345 in exponential form is:

64345 = 5¹ × 17¹ × 757¹

Step-3: Factors of 64340

List of positive integer factors of 64340 that divides 64340 without a remainder.

1, 2, 4, 5, 10, 20, 3217, 6434, 12868, 16085, 32170

Step-4: Factors of 64345

List of positive integer factors of 64345 that divides 64340 without a remainder.

1, 5, 17, 85, 757, 3785, 12869

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 64340 and 64345. The biggest common factor number is the GCF number.
So the greatest common factor 64340 and 64345 is 5.

Also check out the Least Common Multiple of 64340 and 64345