What is the Greatest Common Factor of 77499 and 77511?

Greatest common factor (GCF) of 77499 and 77511 is 3.

GCF(77499,77511) = 3

We will now calculate the prime factors of 77499 and 77511, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77499 and 77511.

How to find the GCF of 77499 and 77511?

We will first find the prime factorization of 77499 and 77511. After we will calculate the factors of 77499 and 77511 and find the biggest common factor number .

Step-1: Prime Factorization of 77499

Prime factors of 77499 are 3, 79, 109. Prime factorization of 77499 in exponential form is:

77499 = 3² × 79¹ × 109¹

Step-2: Prime Factorization of 77511

Prime factors of 77511 are 3, 7, 3691. Prime factorization of 77511 in exponential form is:

77511 = 3¹ × 7¹ × 3691¹

Step-3: Factors of 77499

List of positive integer factors of 77499 that divides 77499 without a remainder.

1, 3, 9, 79, 109, 237, 327, 711, 981, 8611, 25833

Step-4: Factors of 77511

List of positive integer factors of 77511 that divides 77499 without a remainder.

1, 3, 7, 21, 3691, 11073, 25837

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77499 and 77511. The biggest common factor number is the GCF number.
So the greatest common factor 77499 and 77511 is 3.

Also check out the Least Common Multiple of 77499 and 77511