What is the Greatest Common Factor of 51345 and 51365?

Greatest common factor (GCF) of 51345 and 51365 is 5.

GCF(51345,51365) = 5

We will now calculate the prime factors of 51345 and 51365, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 51345 and 51365.

How to find the GCF of 51345 and 51365?

We will first find the prime factorization of 51345 and 51365. After we will calculate the factors of 51345 and 51365 and find the biggest common factor number .

Step-1: Prime Factorization of 51345

Prime factors of 51345 are 3, 5, 7, 163. Prime factorization of 51345 in exponential form is:

51345 = 3² × 5¹ × 7¹ × 163¹

Step-2: Prime Factorization of 51365

Prime factors of 51365 are 5, 10273. Prime factorization of 51365 in exponential form is:

51365 = 5¹ × 10273¹

Step-3: Factors of 51345

List of positive integer factors of 51345 that divides 51345 without a remainder.

1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 163, 315, 489, 815, 1141, 1467, 2445, 3423, 5705, 7335, 10269, 17115

Step-4: Factors of 51365

List of positive integer factors of 51365 that divides 51345 without a remainder.

1, 5, 10273

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 51345 and 51365. The biggest common factor number is the GCF number.
So the greatest common factor 51345 and 51365 is 5.

Also check out the Least Common Multiple of 51345 and 51365