What is the Greatest Common Factor of 43015 and 43021?

Greatest common factor (GCF) of 43015 and 43021 is 1.

GCF(43015,43021) = 1

We will now calculate the prime factors of 43015 and 43021, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43015 and 43021.

How to find the GCF of 43015 and 43021?

We will first find the prime factorization of 43015 and 43021. After we will calculate the factors of 43015 and 43021 and find the biggest common factor number .

Step-1: Prime Factorization of 43015

Prime factors of 43015 are 5, 7, 1229. Prime factorization of 43015 in exponential form is:

43015 = 5¹ × 7¹ × 1229¹

Step-2: Prime Factorization of 43021

Prime factors of 43021 are 11, 3911. Prime factorization of 43021 in exponential form is:

43021 = 11¹ × 3911¹

Step-3: Factors of 43015

List of positive integer factors of 43015 that divides 43015 without a remainder.

1, 5, 7, 35, 1229, 6145, 8603

Step-4: Factors of 43021

List of positive integer factors of 43021 that divides 43015 without a remainder.

1, 11, 3911

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43015 and 43021. The biggest common factor number is the GCF number.
So the greatest common factor 43015 and 43021 is 1.

Also check out the Least Common Multiple of 43015 and 43021