What is the Greatest Common Factor of 40001 and 40013?

Greatest common factor (GCF) of 40001 and 40013 is 1.

GCF(40001,40013) = 1

We will now calculate the prime factors of 40001 and 40013, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40001 and 40013.

How to find the GCF of 40001 and 40013?

We will first find the prime factorization of 40001 and 40013. After we will calculate the factors of 40001 and 40013 and find the biggest common factor number .

Step-1: Prime Factorization of 40001

Prime factors of 40001 are 13, 17, 181. Prime factorization of 40001 in exponential form is:

40001 = 13¹ × 17¹ × 181¹

Step-2: Prime Factorization of 40013

Prime factors of 40013 are 40013. Prime factorization of 40013 in exponential form is:

40013 = 40013¹

Step-3: Factors of 40001

List of positive integer factors of 40001 that divides 40001 without a remainder.

1, 13, 17, 181, 221, 2353, 3077

Step-4: Factors of 40013

List of positive integer factors of 40013 that divides 40001 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40001 and 40013. The biggest common factor number is the GCF number.
So the greatest common factor 40001 and 40013 is 1.

Also check out the Least Common Multiple of 40001 and 40013