What is the Greatest Common Factor of 65205 and 65219?

Greatest common factor (GCF) of 65205 and 65219 is 7.

GCF(65205,65219) = 7

We will now calculate the prime factors of 65205 and 65219, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65205 and 65219.

How to find the GCF of 65205 and 65219?

We will first find the prime factorization of 65205 and 65219. After we will calculate the factors of 65205 and 65219 and find the biggest common factor number .

Step-1: Prime Factorization of 65205

Prime factors of 65205 are 3, 5, 7, 23. Prime factorization of 65205 in exponential form is:

65205 = 3⁴ × 5¹ × 7¹ × 23¹

Step-2: Prime Factorization of 65219

Prime factors of 65219 are 7, 11. Prime factorization of 65219 in exponential form is:

65219 = 7² × 11³

Step-3: Factors of 65205

List of positive integer factors of 65205 that divides 65205 without a remainder.

1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 63, 69, 81, 105, 115, 135, 161, 189, 207, 315, 345, 405, 483, 567, 621, 805, 945, 1035, 1449, 1863, 2415, 2835, 3105, 4347, 7245, 9315, 13041, 21735

Step-4: Factors of 65219

List of positive integer factors of 65219 that divides 65205 without a remainder.

1, 7, 11, 49, 77, 121, 539, 847, 1331, 5929, 9317

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65205 and 65219. The biggest common factor number is the GCF number.
So the greatest common factor 65205 and 65219 is 7.

Also check out the Least Common Multiple of 65205 and 65219