What is the Greatest Common Factor of 61617 and 61623?

Greatest common factor (GCF) of 61617 and 61623 is 3.

GCF(61617,61623) = 3

We will now calculate the prime factors of 61617 and 61623, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 61617 and 61623.

How to find the GCF of 61617 and 61623?

We will first find the prime factorization of 61617 and 61623. After we will calculate the factors of 61617 and 61623 and find the biggest common factor number .

Step-1: Prime Factorization of 61617

Prime factors of 61617 are 3, 19, 23, 47. Prime factorization of 61617 in exponential form is:

61617 = 3¹ × 19¹ × 23¹ × 47¹

Step-2: Prime Factorization of 61623

Prime factors of 61623 are 3, 41, 167. Prime factorization of 61623 in exponential form is:

61623 = 3² × 41¹ × 167¹

Step-3: Factors of 61617

List of positive integer factors of 61617 that divides 61617 without a remainder.

1, 3, 19, 23, 47, 57, 69, 141, 437, 893, 1081, 1311, 2679, 3243, 20539

Step-4: Factors of 61623

List of positive integer factors of 61623 that divides 61617 without a remainder.

1, 3, 9, 41, 123, 167, 369, 501, 1503, 6847, 20541

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 61617 and 61623. The biggest common factor number is the GCF number.
So the greatest common factor 61617 and 61623 is 3.

Also check out the Least Common Multiple of 61617 and 61623