What is the Greatest Common Factor of 43972 and 43989?

Greatest common factor (GCF) of 43972 and 43989 is 1.

GCF(43972,43989) = 1

We will now calculate the prime factors of 43972 and 43989, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43972 and 43989.

How to find the GCF of 43972 and 43989?

We will first find the prime factorization of 43972 and 43989. After we will calculate the factors of 43972 and 43989 and find the biggest common factor number .

Step-1: Prime Factorization of 43972

Prime factors of 43972 are 2, 10993. Prime factorization of 43972 in exponential form is:

43972 = 2² × 10993¹

Step-2: Prime Factorization of 43989

Prime factors of 43989 are 3, 11, 31, 43. Prime factorization of 43989 in exponential form is:

43989 = 3¹ × 11¹ × 31¹ × 43¹

Step-3: Factors of 43972

List of positive integer factors of 43972 that divides 43972 without a remainder.

1, 2, 4, 10993, 21986

Step-4: Factors of 43989

List of positive integer factors of 43989 that divides 43972 without a remainder.

1, 3, 11, 31, 33, 43, 93, 129, 341, 473, 1023, 1333, 1419, 3999, 14663

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43972 and 43989. The biggest common factor number is the GCF number.
So the greatest common factor 43972 and 43989 is 1.

Also check out the Least Common Multiple of 43972 and 43989