What is the Greatest Common Factor of 97645 and 97660?

Greatest common factor (GCF) of 97645 and 97660 is 5.

GCF(97645,97660) = 5

We will now calculate the prime factors of 97645 and 97660, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 97645 and 97660.

How to find the GCF of 97645 and 97660?

We will first find the prime factorization of 97645 and 97660. After we will calculate the factors of 97645 and 97660 and find the biggest common factor number .

Step-1: Prime Factorization of 97645

Prime factors of 97645 are 5, 59, 331. Prime factorization of 97645 in exponential form is:

97645 = 5¹ × 59¹ × 331¹

Step-2: Prime Factorization of 97660

Prime factors of 97660 are 2, 5, 19, 257. Prime factorization of 97660 in exponential form is:

97660 = 2² × 5¹ × 19¹ × 257¹

Step-3: Factors of 97645

List of positive integer factors of 97645 that divides 97645 without a remainder.

1, 5, 59, 295, 331, 1655, 19529

Step-4: Factors of 97660

List of positive integer factors of 97660 that divides 97645 without a remainder.

1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 257, 380, 514, 1028, 1285, 2570, 4883, 5140, 9766, 19532, 24415, 48830

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 97645 and 97660. The biggest common factor number is the GCF number.
So the greatest common factor 97645 and 97660 is 5.

Also check out the Least Common Multiple of 97645 and 97660