What is the Greatest Common Factor of 69405 and 69415?

Greatest common factor (GCF) of 69405 and 69415 is 5.

GCF(69405,69415) = 5

We will now calculate the prime factors of 69405 and 69415, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69405 and 69415.

How to find the GCF of 69405 and 69415?

We will first find the prime factorization of 69405 and 69415. After we will calculate the factors of 69405 and 69415 and find the biggest common factor number .

Step-1: Prime Factorization of 69405

Prime factors of 69405 are 3, 5, 7, 661. Prime factorization of 69405 in exponential form is:

69405 = 3¹ × 5¹ × 7¹ × 661¹

Step-2: Prime Factorization of 69415

Prime factors of 69415 are 5, 13883. Prime factorization of 69415 in exponential form is:

69415 = 5¹ × 13883¹

Step-3: Factors of 69405

List of positive integer factors of 69405 that divides 69405 without a remainder.

1, 3, 5, 7, 15, 21, 35, 105, 661, 1983, 3305, 4627, 9915, 13881, 23135

Step-4: Factors of 69415

List of positive integer factors of 69415 that divides 69405 without a remainder.

1, 5, 13883

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69405 and 69415. The biggest common factor number is the GCF number.
So the greatest common factor 69405 and 69415 is 5.

Also check out the Least Common Multiple of 69405 and 69415