What is the Greatest Common Factor of 77346 and 77355?

Greatest common factor (GCF) of 77346 and 77355 is 9.

GCF(77346,77355) = 9

We will now calculate the prime factors of 77346 and 77355, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77346 and 77355.

How to find the GCF of 77346 and 77355?

We will first find the prime factorization of 77346 and 77355. After we will calculate the factors of 77346 and 77355 and find the biggest common factor number .

Step-1: Prime Factorization of 77346

Prime factors of 77346 are 2, 3, 4297. Prime factorization of 77346 in exponential form is:

77346 = 2¹ × 3² × 4297¹

Step-2: Prime Factorization of 77355

Prime factors of 77355 are 3, 5, 191. Prime factorization of 77355 in exponential form is:

77355 = 3⁴ × 5¹ × 191¹

Step-3: Factors of 77346

List of positive integer factors of 77346 that divides 77346 without a remainder.

1, 2, 3, 6, 9, 18, 4297, 8594, 12891, 25782, 38673

Step-4: Factors of 77355

List of positive integer factors of 77355 that divides 77346 without a remainder.

1, 3, 5, 9, 15, 27, 45, 81, 135, 191, 405, 573, 955, 1719, 2865, 5157, 8595, 15471, 25785

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77346 and 77355. The biggest common factor number is the GCF number.
So the greatest common factor 77346 and 77355 is 9.

Also check out the Least Common Multiple of 77346 and 77355