What is the Greatest Common Factor of 40715 and 40721?

Greatest common factor (GCF) of 40715 and 40721 is 1.

GCF(40715,40721) = 1

We will now calculate the prime factors of 40715 and 40721, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40715 and 40721.

How to find the GCF of 40715 and 40721?

We will first find the prime factorization of 40715 and 40721. After we will calculate the factors of 40715 and 40721 and find the biggest common factor number .

Step-1: Prime Factorization of 40715

Prime factors of 40715 are 5, 17, 479. Prime factorization of 40715 in exponential form is:

40715 = 5¹ × 17¹ × 479¹

Step-2: Prime Factorization of 40721

Prime factors of 40721 are 43, 947. Prime factorization of 40721 in exponential form is:

40721 = 43¹ × 947¹

Step-3: Factors of 40715

List of positive integer factors of 40715 that divides 40715 without a remainder.

1, 5, 17, 85, 479, 2395, 8143

Step-4: Factors of 40721

List of positive integer factors of 40721 that divides 40715 without a remainder.

1, 43, 947

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40715 and 40721. The biggest common factor number is the GCF number.
So the greatest common factor 40715 and 40721 is 1.

Also check out the Least Common Multiple of 40715 and 40721