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What is the Greatest Common Factor of 18340 and 18345?

Greatest common factor (GCF) of 18340 and 18345 is 5.

GCF(18340,18345) = 5

We will now calculate the prime factors of 18340 and 18345, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18340 and 18345.

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How to find the GCF of 18340 and 18345?

We will first find the prime factorization of 18340 and 18345. After we will calculate the factors of 18340 and 18345 and find the biggest common factor number .

Step-1: Prime Factorization of 18340

Prime factors of 18340 are 2, 5, 7, 131. Prime factorization of 18340 in exponential form is:

18340 = 22 × 51 × 71 × 1311

Step-2: Prime Factorization of 18345

Prime factors of 18345 are 3, 5, 1223. Prime factorization of 18345 in exponential form is:

18345 = 31 × 51 × 12231

Step-3: Factors of 18340

List of positive integer factors of 18340 that divides 18340 without a remainder.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 9170

Step-4: Factors of 18345

List of positive integer factors of 18345 that divides 18340 without a remainder.

1, 3, 5, 15, 1223, 3669, 6115

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18340 and 18345. The biggest common factor number is the GCF number.
So the greatest common factor 18340 and 18345 is 5.

Also check out the Least Common Multiple of 18340 and 18345