What is the Greatest Common Factor of 74815 and 74828?

Greatest common factor (GCF) of 74815 and 74828 is 13.

GCF(74815,74828) = 13

We will now calculate the prime factors of 74815 and 74828, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 74815 and 74828.

How to find the GCF of 74815 and 74828?

We will first find the prime factorization of 74815 and 74828. After we will calculate the factors of 74815 and 74828 and find the biggest common factor number .

Step-1: Prime Factorization of 74815

Prime factors of 74815 are 5, 13, 1151. Prime factorization of 74815 in exponential form is:

74815 = 5¹ × 13¹ × 1151¹

Step-2: Prime Factorization of 74828

Prime factors of 74828 are 2, 13, 1439. Prime factorization of 74828 in exponential form is:

74828 = 2² × 13¹ × 1439¹

Step-3: Factors of 74815

List of positive integer factors of 74815 that divides 74815 without a remainder.

1, 5, 13, 65, 1151, 5755, 14963

Step-4: Factors of 74828

List of positive integer factors of 74828 that divides 74815 without a remainder.

1, 2, 4, 13, 26, 52, 1439, 2878, 5756, 18707, 37414

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 74815 and 74828. The biggest common factor number is the GCF number.
So the greatest common factor 74815 and 74828 is 13.

Also check out the Least Common Multiple of 74815 and 74828