What is the Greatest Common Factor of 65800 and 65805?

Greatest common factor (GCF) of 65800 and 65805 is 5.

GCF(65800,65805) = 5

We will now calculate the prime factors of 65800 and 65805, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65800 and 65805.

How to find the GCF of 65800 and 65805?

We will first find the prime factorization of 65800 and 65805. After we will calculate the factors of 65800 and 65805 and find the biggest common factor number .

Step-1: Prime Factorization of 65800

Prime factors of 65800 are 2, 5, 7, 47. Prime factorization of 65800 in exponential form is:

65800 = 2³ × 5² × 7¹ × 47¹

Step-2: Prime Factorization of 65805

Prime factors of 65805 are 3, 5, 41, 107. Prime factorization of 65805 in exponential form is:

65805 = 3¹ × 5¹ × 41¹ × 107¹

Step-3: Factors of 65800

List of positive integer factors of 65800 that divides 65800 without a remainder.

1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 47, 50, 56, 70, 94, 100, 140, 175, 188, 200, 235, 280, 329, 350, 376, 470, 658, 700, 940, 1175, 1316, 1400, 1645, 1880, 2350, 2632, 3290, 4700, 6580, 8225, 9400, 13160, 16450, 32900

Step-4: Factors of 65805

List of positive integer factors of 65805 that divides 65800 without a remainder.

1, 3, 5, 15, 41, 107, 123, 205, 321, 535, 615, 1605, 4387, 13161, 21935

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65800 and 65805. The biggest common factor number is the GCF number.
So the greatest common factor 65800 and 65805 is 5.

Also check out the Least Common Multiple of 65800 and 65805