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What is the Least Common Multiple of 30432 and 30444?

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 30432 and 30444 is 77205984.

LCM(30432,30444) = 77205984

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Least Common Multiple of 30432 and 30444 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30432 and 30444, than apply into the LCM equation.

GCF(30432,30444) = 12
LCM(30432,30444) = ( 30432 × 30444) / 12
LCM(30432,30444) = 926471808 / 12
LCM(30432,30444) = 77205984

Least Common Multiple (LCM) of 30432 and 30444 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30432 and 30444. First we will calculate the prime factors of 30432 and 30444.

Prime Factorization of 30432

Prime factors of 30432 are 2, 3, 317. Prime factorization of 30432 in exponential form is:

30432 = 25 × 31 × 3171

Prime Factorization of 30444

Prime factors of 30444 are 2, 3, 43, 59. Prime factorization of 30444 in exponential form is:

30444 = 22 × 31 × 431 × 591

Now multiplying the highest exponent prime factors to calculate the LCM of 30432 and 30444.

LCM(30432,30444) = 25 × 31 × 3171 × 431 × 591
LCM(30432,30444) = 77205984