What is the Greatest Common Factor of 65005 and 65010?

Greatest common factor (GCF) of 65005 and 65010 is 5.

GCF(65005,65010) = 5

We will now calculate the prime factors of 65005 and 65010, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65005 and 65010.

How to find the GCF of 65005 and 65010?

We will first find the prime factorization of 65005 and 65010. After we will calculate the factors of 65005 and 65010 and find the biggest common factor number .

Step-1: Prime Factorization of 65005

Prime factors of 65005 are 5, 13001. Prime factorization of 65005 in exponential form is:

65005 = 5¹ × 13001¹

Step-2: Prime Factorization of 65010

Prime factors of 65010 are 2, 3, 5, 11, 197. Prime factorization of 65010 in exponential form is:

65010 = 2¹ × 3¹ × 5¹ × 11¹ × 197¹

Step-3: Factors of 65005

List of positive integer factors of 65005 that divides 65005 without a remainder.

1, 5, 13001

Step-4: Factors of 65010

List of positive integer factors of 65010 that divides 65005 without a remainder.

1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 197, 330, 394, 591, 985, 1182, 1970, 2167, 2955, 4334, 5910, 6501, 10835, 13002, 21670, 32505

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65005 and 65010. The biggest common factor number is the GCF number.
So the greatest common factor 65005 and 65010 is 5.

Also check out the Least Common Multiple of 65005 and 65010