What is the Greatest Common Factor of 77844 and 77859?

Greatest common factor (GCF) of 77844 and 77859 is 3.

GCF(77844,77859) = 3

We will now calculate the prime factors of 77844 and 77859, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77844 and 77859.

How to find the GCF of 77844 and 77859?

We will first find the prime factorization of 77844 and 77859. After we will calculate the factors of 77844 and 77859 and find the biggest common factor number .

Step-1: Prime Factorization of 77844

Prime factors of 77844 are 2, 3, 13, 499. Prime factorization of 77844 in exponential form is:

77844 = 2² × 3¹ × 13¹ × 499¹

Step-2: Prime Factorization of 77859

Prime factors of 77859 are 3, 41, 211. Prime factorization of 77859 in exponential form is:

77859 = 3² × 41¹ × 211¹

Step-3: Factors of 77844

List of positive integer factors of 77844 that divides 77844 without a remainder.

1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 499, 998, 1497, 1996, 2994, 5988, 6487, 12974, 19461, 25948, 38922

Step-4: Factors of 77859

List of positive integer factors of 77859 that divides 77844 without a remainder.

1, 3, 9, 41, 123, 211, 369, 633, 1899, 8651, 25953

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77844 and 77859. The biggest common factor number is the GCF number.
So the greatest common factor 77844 and 77859 is 3.

Also check out the Least Common Multiple of 77844 and 77859