What is the Greatest Common Factor of 51815 and 51825?

Greatest common factor (GCF) of 51815 and 51825 is 5.

GCF(51815,51825) = 5

We will now calculate the prime factors of 51815 and 51825, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 51815 and 51825.

How to find the GCF of 51815 and 51825?

We will first find the prime factorization of 51815 and 51825. After we will calculate the factors of 51815 and 51825 and find the biggest common factor number .

Step-1: Prime Factorization of 51815

Prime factors of 51815 are 5, 43, 241. Prime factorization of 51815 in exponential form is:

51815 = 5¹ × 43¹ × 241¹

Step-2: Prime Factorization of 51825

Prime factors of 51825 are 3, 5, 691. Prime factorization of 51825 in exponential form is:

51825 = 3¹ × 5² × 691¹

Step-3: Factors of 51815

List of positive integer factors of 51815 that divides 51815 without a remainder.

1, 5, 43, 215, 241, 1205, 10363

Step-4: Factors of 51825

List of positive integer factors of 51825 that divides 51815 without a remainder.

1, 3, 5, 15, 25, 75, 691, 2073, 3455, 10365, 17275

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 51815 and 51825. The biggest common factor number is the GCF number.
So the greatest common factor 51815 and 51825 is 5.

Also check out the Least Common Multiple of 51815 and 51825