What is the Greatest Common Factor of 66290 and 66299?

Greatest common factor (GCF) of 66290 and 66299 is 1.

GCF(66290,66299) = 1

We will now calculate the prime factors of 66290 and 66299, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66290 and 66299.

How to find the GCF of 66290 and 66299?

We will first find the prime factorization of 66290 and 66299. After we will calculate the factors of 66290 and 66299 and find the biggest common factor number .

Step-1: Prime Factorization of 66290

Prime factors of 66290 are 2, 5, 7, 947. Prime factorization of 66290 in exponential form is:

66290 = 2¹ × 5¹ × 7¹ × 947¹

Step-2: Prime Factorization of 66299

Prime factors of 66299 are 167, 397. Prime factorization of 66299 in exponential form is:

66299 = 167¹ × 397¹

Step-3: Factors of 66290

List of positive integer factors of 66290 that divides 66290 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 947, 1894, 4735, 6629, 9470, 13258, 33145

Step-4: Factors of 66299

List of positive integer factors of 66299 that divides 66290 without a remainder.

1, 167, 397

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66290 and 66299. The biggest common factor number is the GCF number.
So the greatest common factor 66290 and 66299 is 1.

Also check out the Least Common Multiple of 66290 and 66299