What is the Greatest Common Factor of 65600 and 65605?

Greatest common factor (GCF) of 65600 and 65605 is 5.

GCF(65600,65605) = 5

We will now calculate the prime factors of 65600 and 65605, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65600 and 65605.

How to find the GCF of 65600 and 65605?

We will first find the prime factorization of 65600 and 65605. After we will calculate the factors of 65600 and 65605 and find the biggest common factor number .

Step-1: Prime Factorization of 65600

Prime factors of 65600 are 2, 5, 41. Prime factorization of 65600 in exponential form is:

65600 = 2⁶ × 5² × 41¹

Step-2: Prime Factorization of 65605

Prime factors of 65605 are 5, 13121. Prime factorization of 65605 in exponential form is:

65605 = 5¹ × 13121¹

Step-3: Factors of 65600

List of positive integer factors of 65600 that divides 65600 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 160, 164, 200, 205, 320, 328, 400, 410, 656, 800, 820, 1025, 1312, 1600, 1640, 2050, 2624, 3280, 4100, 6560, 8200, 13120, 16400, 32800

Step-4: Factors of 65605

List of positive integer factors of 65605 that divides 65600 without a remainder.

1, 5, 13121

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65600 and 65605. The biggest common factor number is the GCF number.
So the greatest common factor 65600 and 65605 is 5.

Also check out the Least Common Multiple of 65600 and 65605