What is the Greatest Common Factor of 12388 and 12393?
Greatest common factor (GCF) of 12388 and 12393 is 1.
GCF(12388,12393) = 1
We will now calculate the prime factors of 12388 and 12393, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12388 and 12393.
How to find the GCF of 12388 and 12393?
We will first find the prime factorization of 12388 and 12393. After we will calculate the factors of 12388 and 12393 and find the biggest common factor number .
Step-1: Prime Factorization of 12388
Prime factors of 12388 are 2, 19, 163. Prime factorization of 12388 in exponential form is:
12388 = 22 × 191 × 1631
Step-2: Prime Factorization of 12393
Prime factors of 12393 are 3, 17. Prime factorization of 12393 in exponential form is:
12393 = 36 × 171
Step-3: Factors of 12388
List of positive integer factors of 12388 that divides 12388 without a remainder.
1, 2, 4, 19, 38, 76, 163, 326, 652, 3097, 6194
Step-4: Factors of 12393
List of positive integer factors of 12393 that divides 12388 without a remainder.
1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 729, 1377, 4131
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 12388 and 12393. The biggest common factor number is the GCF number.
So the greatest common factor 12388 and 12393 is 1.
Also check out the Least Common Multiple of 12388 and 12393
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