What is the Greatest Common Factor of 45981 and 45989?

Greatest common factor (GCF) of 45981 and 45989 is 1.

GCF(45981,45989) = 1

We will now calculate the prime factors of 45981 and 45989, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 45981 and 45989.

How to find the GCF of 45981 and 45989?

We will first find the prime factorization of 45981 and 45989. After we will calculate the factors of 45981 and 45989 and find the biggest common factor number .

Step-1: Prime Factorization of 45981

Prime factors of 45981 are 3, 13, 131. Prime factorization of 45981 in exponential form is:

45981 = 3³ × 13¹ × 131¹

Step-2: Prime Factorization of 45989

Prime factors of 45989 are 45989. Prime factorization of 45989 in exponential form is:

45989 = 45989¹

Step-3: Factors of 45981

List of positive integer factors of 45981 that divides 45981 without a remainder.

1, 3, 9, 13, 27, 39, 117, 131, 351, 393, 1179, 1703, 3537, 5109, 15327

Step-4: Factors of 45989

List of positive integer factors of 45989 that divides 45981 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 45981 and 45989. The biggest common factor number is the GCF number.
So the greatest common factor 45981 and 45989 is 1.

Also check out the Least Common Multiple of 45981 and 45989