What is the Greatest Common Factor of 65405 and 65418?

Greatest common factor (GCF) of 65405 and 65418 is 1.

GCF(65405,65418) = 1

We will now calculate the prime factors of 65405 and 65418, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65405 and 65418.

How to find the GCF of 65405 and 65418?

We will first find the prime factorization of 65405 and 65418. After we will calculate the factors of 65405 and 65418 and find the biggest common factor number .

Step-1: Prime Factorization of 65405

Prime factors of 65405 are 5, 103, 127. Prime factorization of 65405 in exponential form is:

65405 = 5¹ × 103¹ × 127¹

Step-2: Prime Factorization of 65418

Prime factors of 65418 are 2, 3, 10903. Prime factorization of 65418 in exponential form is:

65418 = 2¹ × 3¹ × 10903¹

Step-3: Factors of 65405

List of positive integer factors of 65405 that divides 65405 without a remainder.

1, 5, 103, 127, 515, 635, 13081

Step-4: Factors of 65418

List of positive integer factors of 65418 that divides 65405 without a remainder.

1, 2, 3, 6, 10903, 21806, 32709

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65405 and 65418. The biggest common factor number is the GCF number.
So the greatest common factor 65405 and 65418 is 1.

Also check out the Least Common Multiple of 65405 and 65418