What is the Greatest Common Factor of 30516 and 30531?

Greatest common factor (GCF) of 30516 and 30531 is 3.

GCF(30516,30531) = 3

We will now calculate the prime factors of 30516 and 30531, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30516 and 30531.

How to find the GCF of 30516 and 30531?

We will first find the prime factorization of 30516 and 30531. After we will calculate the factors of 30516 and 30531 and find the biggest common factor number .

Step-1: Prime Factorization of 30516

Prime factors of 30516 are 2, 3, 2543. Prime factorization of 30516 in exponential form is:

30516 = 2² × 3¹ × 2543¹

Step-2: Prime Factorization of 30531

Prime factors of 30531 are 3, 10177. Prime factorization of 30531 in exponential form is:

30531 = 3¹ × 10177¹

Step-3: Factors of 30516

List of positive integer factors of 30516 that divides 30516 without a remainder.

1, 2, 3, 4, 6, 12, 2543, 5086, 7629, 10172, 15258

Step-4: Factors of 30531

List of positive integer factors of 30531 that divides 30516 without a remainder.

1, 3, 10177

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30516 and 30531. The biggest common factor number is the GCF number.
So the greatest common factor 30516 and 30531 is 3.

Also check out the Least Common Multiple of 30516 and 30531