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What is the Least Common Multiple of 75381 and 75392?

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 75381 and 75392 is 5683124352.

LCM(75381,75392) = 5683124352

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Least Common Multiple of 75381 and 75392 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75381 and 75392, than apply into the LCM equation.

GCF(75381,75392) = 1
LCM(75381,75392) = ( 75381 × 75392) / 1
LCM(75381,75392) = 5683124352 / 1
LCM(75381,75392) = 5683124352

Least Common Multiple (LCM) of 75381 and 75392 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75381 and 75392. First we will calculate the prime factors of 75381 and 75392.

Prime Factorization of 75381

Prime factors of 75381 are 3, 25127. Prime factorization of 75381 in exponential form is:

75381 = 31 × 251271

Prime Factorization of 75392

Prime factors of 75392 are 2, 19, 31. Prime factorization of 75392 in exponential form is:

75392 = 27 × 191 × 311

Now multiplying the highest exponent prime factors to calculate the LCM of 75381 and 75392.

LCM(75381,75392) = 31 × 251271 × 27 × 191 × 311
LCM(75381,75392) = 5683124352