What is the Greatest Common Factor of 43890 and 43903?

Greatest common factor (GCF) of 43890 and 43903 is 1.

GCF(43890,43903) = 1

We will now calculate the prime factors of 43890 and 43903, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43890 and 43903.

How to find the GCF of 43890 and 43903?

We will first find the prime factorization of 43890 and 43903. After we will calculate the factors of 43890 and 43903 and find the biggest common factor number .

Step-1: Prime Factorization of 43890

Prime factors of 43890 are 2, 3, 5, 7, 11, 19. Prime factorization of 43890 in exponential form is:

43890 = 2¹ × 3¹ × 5¹ × 7¹ × 11¹ × 19¹

Step-2: Prime Factorization of 43903

Prime factors of 43903 are 43, 1021. Prime factorization of 43903 in exponential form is:

43903 = 43¹ × 1021¹

Step-3: Factors of 43890

List of positive integer factors of 43890 that divides 43890 without a remainder.

1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 19, 21, 22, 30, 33, 35, 38, 42, 55, 57, 66, 70, 77, 95, 105, 110, 114, 133, 154, 165, 190, 209, 210, 231, 266, 285, 330, 385, 399, 418, 462, 570, 627, 665, 770, 798, 1045, 1155, 1254, 1330, 1463, 1995, 2090, 2310, 2926, 3135, 3990, 4389, 6270, 7315, 8778, 14630, 21945

Step-4: Factors of 43903

List of positive integer factors of 43903 that divides 43890 without a remainder.

1, 43, 1021

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43890 and 43903. The biggest common factor number is the GCF number.
So the greatest common factor 43890 and 43903 is 1.

Also check out the Least Common Multiple of 43890 and 43903