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What is the Least Common Multiple of 51394 and 51405?

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 51394 and 51405 is 2641908570.

LCM(51394,51405) = 2641908570

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Least Common Multiple of 51394 and 51405 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51394 and 51405, than apply into the LCM equation.

GCF(51394,51405) = 1
LCM(51394,51405) = ( 51394 × 51405) / 1
LCM(51394,51405) = 2641908570 / 1
LCM(51394,51405) = 2641908570

Least Common Multiple (LCM) of 51394 and 51405 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51394 and 51405. First we will calculate the prime factors of 51394 and 51405.

Prime Factorization of 51394

Prime factors of 51394 are 2, 7, 3671. Prime factorization of 51394 in exponential form is:

51394 = 21 × 71 × 36711

Prime Factorization of 51405

Prime factors of 51405 are 3, 5, 23, 149. Prime factorization of 51405 in exponential form is:

51405 = 31 × 51 × 231 × 1491

Now multiplying the highest exponent prime factors to calculate the LCM of 51394 and 51405.

LCM(51394,51405) = 21 × 71 × 36711 × 31 × 51 × 231 × 1491
LCM(51394,51405) = 2641908570