What is the Greatest Common Factor of 61309 and 61329?

Greatest common factor (GCF) of 61309 and 61329 is 1.

GCF(61309,61329) = 1

We will now calculate the prime factors of 61309 and 61329, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 61309 and 61329.

How to find the GCF of 61309 and 61329?

We will first find the prime factorization of 61309 and 61329. After we will calculate the factors of 61309 and 61329 and find the biggest common factor number .

Step-1: Prime Factorization of 61309

Prime factors of 61309 are 37, 1657. Prime factorization of 61309 in exponential form is:

61309 = 37¹ × 1657¹

Step-2: Prime Factorization of 61329

Prime factors of 61329 are 3, 20443. Prime factorization of 61329 in exponential form is:

61329 = 3¹ × 20443¹

Step-3: Factors of 61309

List of positive integer factors of 61309 that divides 61309 without a remainder.

1, 37, 1657

Step-4: Factors of 61329

List of positive integer factors of 61329 that divides 61309 without a remainder.

1, 3, 20443

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 61309 and 61329. The biggest common factor number is the GCF number.
So the greatest common factor 61309 and 61329 is 1.

Also check out the Least Common Multiple of 61309 and 61329