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What is the Least Common Multiple of 76384 and 76392?

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 76384 and 76392 is 729390816.

LCM(76384,76392) = 729390816

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Least Common Multiple of 76384 and 76392 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76384 and 76392, than apply into the LCM equation.

GCF(76384,76392) = 8
LCM(76384,76392) = ( 76384 × 76392) / 8
LCM(76384,76392) = 5835126528 / 8
LCM(76384,76392) = 729390816

Least Common Multiple (LCM) of 76384 and 76392 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76384 and 76392. First we will calculate the prime factors of 76384 and 76392.

Prime Factorization of 76384

Prime factors of 76384 are 2, 7, 11, 31. Prime factorization of 76384 in exponential form is:

76384 = 25 × 71 × 111 × 311

Prime Factorization of 76392

Prime factors of 76392 are 2, 3, 1061. Prime factorization of 76392 in exponential form is:

76392 = 23 × 32 × 10611

Now multiplying the highest exponent prime factors to calculate the LCM of 76384 and 76392.

LCM(76384,76392) = 25 × 71 × 111 × 311 × 32 × 10611
LCM(76384,76392) = 729390816