What is the Greatest Common Factor of 23415 and 23427?

Greatest common factor (GCF) of 23415 and 23427 is 3.

GCF(23415,23427) = 3

We will now calculate the prime factors of 23415 and 23427, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 23415 and 23427.

How to find the GCF of 23415 and 23427?

We will first find the prime factorization of 23415 and 23427. After we will calculate the factors of 23415 and 23427 and find the biggest common factor number .

Step-1: Prime Factorization of 23415

Prime factors of 23415 are 3, 5, 7, 223. Prime factorization of 23415 in exponential form is:

23415 = 3¹ × 5¹ × 7¹ × 223¹

Step-2: Prime Factorization of 23427

Prime factors of 23427 are 3, 19, 137. Prime factorization of 23427 in exponential form is:

23427 = 3² × 19¹ × 137¹

Step-3: Factors of 23415

List of positive integer factors of 23415 that divides 23415 without a remainder.

1, 3, 5, 7, 15, 21, 35, 105, 223, 669, 1115, 1561, 3345, 4683, 7805

Step-4: Factors of 23427

List of positive integer factors of 23427 that divides 23415 without a remainder.

1, 3, 9, 19, 57, 137, 171, 411, 1233, 2603, 7809

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 23415 and 23427. The biggest common factor number is the GCF number.
So the greatest common factor 23415 and 23427 is 3.

Also check out the Least Common Multiple of 23415 and 23427