What is the Greatest Common Factor of 77836 and 77855?

Greatest common factor (GCF) of 77836 and 77855 is 1.

GCF(77836,77855) = 1

We will now calculate the prime factors of 77836 and 77855, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77836 and 77855.

How to find the GCF of 77836 and 77855?

We will first find the prime factorization of 77836 and 77855. After we will calculate the factors of 77836 and 77855 and find the biggest common factor number .

Step-1: Prime Factorization of 77836

Prime factors of 77836 are 2, 11, 29, 61. Prime factorization of 77836 in exponential form is:

77836 = 2² × 11¹ × 29¹ × 61¹

Step-2: Prime Factorization of 77855

Prime factors of 77855 are 5, 23, 677. Prime factorization of 77855 in exponential form is:

77855 = 5¹ × 23¹ × 677¹

Step-3: Factors of 77836

List of positive integer factors of 77836 that divides 77836 without a remainder.

1, 2, 4, 11, 22, 29, 44, 58, 61, 116, 122, 244, 319, 638, 671, 1276, 1342, 1769, 2684, 3538, 7076, 19459, 38918

Step-4: Factors of 77855

List of positive integer factors of 77855 that divides 77836 without a remainder.

1, 5, 23, 115, 677, 3385, 15571

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77836 and 77855. The biggest common factor number is the GCF number.
So the greatest common factor 77836 and 77855 is 1.

Also check out the Least Common Multiple of 77836 and 77855