What is the Greatest Common Factor of 43078 and 43090?

Greatest common factor (GCF) of 43078 and 43090 is 2.

GCF(43078,43090) = 2

We will now calculate the prime factors of 43078 and 43090, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43078 and 43090.

How to find the GCF of 43078 and 43090?

We will first find the prime factorization of 43078 and 43090. After we will calculate the factors of 43078 and 43090 and find the biggest common factor number .

Step-1: Prime Factorization of 43078

Prime factors of 43078 are 2, 7, 17, 181. Prime factorization of 43078 in exponential form is:

43078 = 2¹ × 7¹ × 17¹ × 181¹

Step-2: Prime Factorization of 43090

Prime factors of 43090 are 2, 5, 31, 139. Prime factorization of 43090 in exponential form is:

43090 = 2¹ × 5¹ × 31¹ × 139¹

Step-3: Factors of 43078

List of positive integer factors of 43078 that divides 43078 without a remainder.

1, 2, 7, 14, 17, 34, 119, 181, 238, 362, 1267, 2534, 3077, 6154, 21539

Step-4: Factors of 43090

List of positive integer factors of 43090 that divides 43078 without a remainder.

1, 2, 5, 10, 31, 62, 139, 155, 278, 310, 695, 1390, 4309, 8618, 21545

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43078 and 43090. The biggest common factor number is the GCF number.
So the greatest common factor 43078 and 43090 is 2.

Also check out the Least Common Multiple of 43078 and 43090