What is the Greatest Common Factor of 66005 and 66013?

Greatest common factor (GCF) of 66005 and 66013 is 1.

GCF(66005,66013) = 1

We will now calculate the prime factors of 66005 and 66013, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66005 and 66013.

How to find the GCF of 66005 and 66013?

We will first find the prime factorization of 66005 and 66013. After we will calculate the factors of 66005 and 66013 and find the biggest common factor number .

Step-1: Prime Factorization of 66005

Prime factors of 66005 are 5, 43, 307. Prime factorization of 66005 in exponential form is:

66005 = 5¹ × 43¹ × 307¹

Step-2: Prime Factorization of 66013

Prime factors of 66013 are 251, 263. Prime factorization of 66013 in exponential form is:

66013 = 251¹ × 263¹

Step-3: Factors of 66005

List of positive integer factors of 66005 that divides 66005 without a remainder.

1, 5, 43, 215, 307, 1535, 13201

Step-4: Factors of 66013

List of positive integer factors of 66013 that divides 66005 without a remainder.

1, 251, 263

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66005 and 66013. The biggest common factor number is the GCF number.
So the greatest common factor 66005 and 66013 is 1.

Also check out the Least Common Multiple of 66005 and 66013