What is the Greatest Common Factor of 97147 and 97155?

Greatest common factor (GCF) of 97147 and 97155 is 1.

GCF(97147,97155) = 1

We will now calculate the prime factors of 97147 and 97155, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 97147 and 97155.

How to find the GCF of 97147 and 97155?

We will first find the prime factorization of 97147 and 97155. After we will calculate the factors of 97147 and 97155 and find the biggest common factor number .

Step-1: Prime Factorization of 97147

Prime factors of 97147 are 19, 5113. Prime factorization of 97147 in exponential form is:

97147 = 19¹ × 5113¹

Step-2: Prime Factorization of 97155

Prime factors of 97155 are 3, 5, 17, 127. Prime factorization of 97155 in exponential form is:

97155 = 3² × 5¹ × 17¹ × 127¹

Step-3: Factors of 97147

List of positive integer factors of 97147 that divides 97147 without a remainder.

1, 19, 5113

Step-4: Factors of 97155

List of positive integer factors of 97155 that divides 97147 without a remainder.

1, 3, 5, 9, 15, 17, 45, 51, 85, 127, 153, 255, 381, 635, 765, 1143, 1905, 2159, 5715, 6477, 10795, 19431, 32385

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 97147 and 97155. The biggest common factor number is the GCF number.
So the greatest common factor 97147 and 97155 is 1.

Also check out the Least Common Multiple of 97147 and 97155