What is the Greatest Common Factor of 43970 and 43977?

Greatest common factor (GCF) of 43970 and 43977 is 1.

GCF(43970,43977) = 1

We will now calculate the prime factors of 43970 and 43977, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43970 and 43977.

How to find the GCF of 43970 and 43977?

We will first find the prime factorization of 43970 and 43977. After we will calculate the factors of 43970 and 43977 and find the biggest common factor number .

Step-1: Prime Factorization of 43970

Prime factors of 43970 are 2, 5, 4397. Prime factorization of 43970 in exponential form is:

43970 = 2¹ × 5¹ × 4397¹

Step-2: 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-3: Factors of 43970

List of positive integer factors of 43970 that divides 43970 without a remainder.

1, 2, 5, 10, 4397, 8794, 21985

Step-4: Factors of 43977

List of positive integer factors of 43977 that divides 43970 without a remainder.

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

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43970 and 43977. The biggest common factor number is the GCF number.
So the greatest common factor 43970 and 43977 is 1.

Also check out the Least Common Multiple of 43970 and 43977