What is the Greatest Common Factor of 43018 and 43030?

Greatest common factor (GCF) of 43018 and 43030 is 2.

GCF(43018,43030) = 2

We will now calculate the prime factors of 43018 and 43030, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43018 and 43030.

How to find the GCF of 43018 and 43030?

We will first find the prime factorization of 43018 and 43030. After we will calculate the factors of 43018 and 43030 and find the biggest common factor number .

Step-1: Prime Factorization of 43018

Prime factors of 43018 are 2, 137, 157. Prime factorization of 43018 in exponential form is:

43018 = 2¹ × 137¹ × 157¹

Step-2: Prime Factorization of 43030

Prime factors of 43030 are 2, 5, 13, 331. Prime factorization of 43030 in exponential form is:

43030 = 2¹ × 5¹ × 13¹ × 331¹

Step-3: Factors of 43018

List of positive integer factors of 43018 that divides 43018 without a remainder.

1, 2, 137, 157, 274, 314, 21509

Step-4: Factors of 43030

List of positive integer factors of 43030 that divides 43018 without a remainder.

1, 2, 5, 10, 13, 26, 65, 130, 331, 662, 1655, 3310, 4303, 8606, 21515

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43018 and 43030. The biggest common factor number is the GCF number.
So the greatest common factor 43018 and 43030 is 2.

Also check out the Least Common Multiple of 43018 and 43030