What is the Greatest Common Factor of 97981 and 97986?

Greatest common factor (GCF) of 97981 and 97986 is 1.

GCF(97981,97986) = 1

We will now calculate the prime factors of 97981 and 97986, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 97981 and 97986.

How to find the GCF of 97981 and 97986?

We will first find the prime factorization of 97981 and 97986. After we will calculate the factors of 97981 and 97986 and find the biggest common factor number .

Step-1: Prime Factorization of 97981

Prime factors of 97981 are 13, 7537. Prime factorization of 97981 in exponential form is:

97981 = 13¹ × 7537¹

Step-2: Prime Factorization of 97986

Prime factors of 97986 are 2, 3, 7, 2333. Prime factorization of 97986 in exponential form is:

97986 = 2¹ × 3¹ × 7¹ × 2333¹

Step-3: Factors of 97981

List of positive integer factors of 97981 that divides 97981 without a remainder.

1, 13, 7537

Step-4: Factors of 97986

List of positive integer factors of 97986 that divides 97981 without a remainder.

1, 2, 3, 6, 7, 14, 21, 42, 2333, 4666, 6999, 13998, 16331, 32662, 48993

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 97981 and 97986. The biggest common factor number is the GCF number.
So the greatest common factor 97981 and 97986 is 1.

Also check out the Least Common Multiple of 97981 and 97986