What is the Greatest Common Factor of 65790 and 65809?

Greatest common factor (GCF) of 65790 and 65809 is 1.

GCF(65790,65809) = 1

We will now calculate the prime factors of 65790 and 65809, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65790 and 65809.

How to find the GCF of 65790 and 65809?

We will first find the prime factorization of 65790 and 65809. After we will calculate the factors of 65790 and 65809 and find the biggest common factor number .

Step-1: Prime Factorization of 65790

Prime factors of 65790 are 2, 3, 5, 17, 43. Prime factorization of 65790 in exponential form is:

65790 = 2¹ × 3² × 5¹ × 17¹ × 43¹

Step-2: Prime Factorization of 65809

Prime factors of 65809 are 65809. Prime factorization of 65809 in exponential form is:

65809 = 65809¹

Step-3: Factors of 65790

List of positive integer factors of 65790 that divides 65790 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 43, 45, 51, 85, 86, 90, 102, 129, 153, 170, 215, 255, 258, 306, 387, 430, 510, 645, 731, 765, 774, 1290, 1462, 1530, 1935, 2193, 3655, 3870, 4386, 6579, 7310, 10965, 13158, 21930, 32895

Step-4: Factors of 65809

List of positive integer factors of 65809 that divides 65790 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65790 and 65809. The biggest common factor number is the GCF number.
So the greatest common factor 65790 and 65809 is 1.

Also check out the Least Common Multiple of 65790 and 65809