What is the Greatest Common Factor of 43977 and 43981?

Greatest common factor (GCF) of 43977 and 43981 is 1.

GCF(43977,43981) = 1

We will now calculate the prime factors of 43977 and 43981, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43977 and 43981.

How to find the GCF of 43977 and 43981?

We will first find the prime factorization of 43977 and 43981. After we will calculate the factors of 43977 and 43981 and find the biggest common factor number .

Step-1: Prime Factorization of 43977

Prime factors of 43977 are 3, 107, 137. Prime factorization of 43977 in exponential form is:

43977 = 3¹ × 107¹ × 137¹

Step-2: Prime Factorization of 43981

Prime factors of 43981 are 7, 61, 103. Prime factorization of 43981 in exponential form is:

43981 = 7¹ × 61¹ × 103¹

Step-3: Factors of 43977

List of positive integer factors of 43977 that divides 43977 without a remainder.

1, 3, 107, 137, 321, 411, 14659

Step-4: Factors of 43981

List of positive integer factors of 43981 that divides 43977 without a remainder.

1, 7, 61, 103, 427, 721, 6283

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43977 and 43981. The biggest common factor number is the GCF number.
So the greatest common factor 43977 and 43981 is 1.

Also check out the Least Common Multiple of 43977 and 43981