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What is the Least Common Multiple of 75378 and 75393?

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 75378 and 75393 is 1894324518.

LCM(75378,75393) = 1894324518

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Least Common Multiple of 75378 and 75393 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75378 and 75393, than apply into the LCM equation.

GCF(75378,75393) = 3
LCM(75378,75393) = ( 75378 × 75393) / 3
LCM(75378,75393) = 5682973554 / 3
LCM(75378,75393) = 1894324518

Least Common Multiple (LCM) of 75378 and 75393 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75378 and 75393. First we will calculate the prime factors of 75378 and 75393.

Prime Factorization of 75378

Prime factors of 75378 are 2, 3, 17, 739. Prime factorization of 75378 in exponential form is:

75378 = 21 × 31 × 171 × 7391

Prime Factorization of 75393

Prime factors of 75393 are 3, 8377. Prime factorization of 75393 in exponential form is:

75393 = 32 × 83771

Now multiplying the highest exponent prime factors to calculate the LCM of 75378 and 75393.

LCM(75378,75393) = 21 × 32 × 171 × 7391 × 83771
LCM(75378,75393) = 1894324518