What is the Greatest Common Factor of 18306 and 18321?
Greatest common factor (GCF) of 18306 and 18321 is 3.
GCF(18306,18321) = 3
We will now calculate the prime factors of 18306 and 18321, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18306 and 18321.
How to find the GCF of 18306 and 18321?
We will first find the prime factorization of 18306 and 18321. After we will calculate the factors of 18306 and 18321 and find the biggest common factor number .
Step-1: Prime Factorization of 18306
Prime factors of 18306 are 2, 3, 113. Prime factorization of 18306 in exponential form is:
18306 = 21 × 34 × 1131
Step-2: Prime Factorization of 18321
Prime factors of 18321 are 3, 31, 197. Prime factorization of 18321 in exponential form is:
18321 = 31 × 311 × 1971
Step-3: Factors of 18306
List of positive integer factors of 18306 that divides 18306 without a remainder.
1, 2, 3, 6, 9, 18, 27, 54, 81, 113, 162, 226, 339, 678, 1017, 2034, 3051, 6102, 9153
Step-4: Factors of 18321
List of positive integer factors of 18321 that divides 18306 without a remainder.
1, 3, 31, 93, 197, 591, 6107
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 18306 and 18321. The biggest common factor number is the GCF number.
So the greatest common factor 18306 and 18321 is 3.
Also check out the Least Common Multiple of 18306 and 18321
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