What is the Greatest Common Factor of 30530 and 30543?

Greatest common factor (GCF) of 30530 and 30543 is 1.

GCF(30530,30543) = 1

We will now calculate the prime factors of 30530 and 30543, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30530 and 30543.

How to find the GCF of 30530 and 30543?

We will first find the prime factorization of 30530 and 30543. After we will calculate the factors of 30530 and 30543 and find the biggest common factor number .

Step-1: Prime Factorization of 30530

Prime factors of 30530 are 2, 5, 43, 71. Prime factorization of 30530 in exponential form is:

30530 = 2¹ × 5¹ × 43¹ × 71¹

Step-2: Prime Factorization of 30543

Prime factors of 30543 are 3, 10181. Prime factorization of 30543 in exponential form is:

30543 = 3¹ × 10181¹

Step-3: Factors of 30530

List of positive integer factors of 30530 that divides 30530 without a remainder.

1, 2, 5, 10, 43, 71, 86, 142, 215, 355, 430, 710, 3053, 6106, 15265

Step-4: Factors of 30543

List of positive integer factors of 30543 that divides 30530 without a remainder.

1, 3, 10181

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30530 and 30543. The biggest common factor number is the GCF number.
So the greatest common factor 30530 and 30543 is 1.

Also check out the Least Common Multiple of 30530 and 30543