What is the Greatest Common Factor of 97971 and 97985?

Greatest common factor (GCF) of 97971 and 97985 is 1.

GCF(97971,97985) = 1

We will now calculate the prime factors of 97971 and 97985, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 97971 and 97985.

How to find the GCF of 97971 and 97985?

We will first find the prime factorization of 97971 and 97985. After we will calculate the factors of 97971 and 97985 and find the biggest common factor number .

Step-1: Prime Factorization of 97971

Prime factors of 97971 are 3, 17, 113. Prime factorization of 97971 in exponential form is:

97971 = 3¹ × 17² × 113¹

Step-2: Prime Factorization of 97985

Prime factors of 97985 are 5, 19597. Prime factorization of 97985 in exponential form is:

97985 = 5¹ × 19597¹

Step-3: Factors of 97971

List of positive integer factors of 97971 that divides 97971 without a remainder.

1, 3, 17, 51, 113, 289, 339, 867, 1921, 5763, 32657

Step-4: Factors of 97985

List of positive integer factors of 97985 that divides 97971 without a remainder.

1, 5, 19597

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 97971 and 97985. The biggest common factor number is the GCF number.
So the greatest common factor 97971 and 97985 is 1.

Also check out the Least Common Multiple of 97971 and 97985