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What is the Least Common Multiple of 10394 and 10405?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 10394 and 10405 is 108149570.

LCM(10394,10405) = 108149570

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Least Common Multiple of 10394 and 10405 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10394 and 10405, than apply into the LCM equation.

GCF(10394,10405) = 1
LCM(10394,10405) = ( 10394 × 10405) / 1
LCM(10394,10405) = 108149570 / 1
LCM(10394,10405) = 108149570

Least Common Multiple (LCM) of 10394 and 10405 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10394 and 10405. First we will calculate the prime factors of 10394 and 10405.

Prime Factorization of 10394

Prime factors of 10394 are 2, 5197. Prime factorization of 10394 in exponential form is:

10394 = 21 × 51971

Prime Factorization of 10405

Prime factors of 10405 are 5, 2081. Prime factorization of 10405 in exponential form is:

10405 = 51 × 20811

Now multiplying the highest exponent prime factors to calculate the LCM of 10394 and 10405.

LCM(10394,10405) = 21 × 51971 × 51 × 20811
LCM(10394,10405) = 108149570