What is the Greatest Common Factor of 7815 and 7829?

Greatest common factor (GCF) of 7815 and 7829 is 1.

GCF(7815,7829) = 1

We will now calculate the prime factors of 7815 and 7829, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7815 and 7829.

How to find the GCF of 7815 and 7829?

We will first find the prime factorization of 7815 and 7829. After we will calculate the factors of 7815 and 7829 and find the biggest common factor number .

Step-1: Prime Factorization of 7815

Prime factors of 7815 are 3, 5, 521. Prime factorization of 7815 in exponential form is:

7815 = 3¹ × 5¹ × 521¹

Step-2: Prime Factorization of 7829

Prime factors of 7829 are 7829. Prime factorization of 7829 in exponential form is:

7829 = 7829¹

Step-3: Factors of 7815

List of positive integer factors of 7815 that divides 7815 without a remainder.

1, 3, 5, 15, 521, 1563, 2605

Step-4: Factors of 7829

List of positive integer factors of 7829 that divides 7815 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7815 and 7829. The biggest common factor number is the GCF number.
So the greatest common factor 7815 and 7829 is 1.

Also check out the Least Common Multiple of 7815 and 7829