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What is the Least Common Multiple of 75378 and 75395?

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 75395 is 334301430.

LCM(75378,75395) = 334301430

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Least Common Multiple of 75378 and 75395 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 75395, than apply into the LCM equation.

GCF(75378,75395) = 17
LCM(75378,75395) = ( 75378 × 75395) / 17
LCM(75378,75395) = 5683124310 / 17
LCM(75378,75395) = 334301430

Least Common Multiple (LCM) of 75378 and 75395 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75378 and 75395. First we will calculate the prime factors of 75378 and 75395.

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 75395

Prime factors of 75395 are 5, 17, 887. Prime factorization of 75395 in exponential form is:

75395 = 51 × 171 × 8871

Now multiplying the highest exponent prime factors to calculate the LCM of 75378 and 75395.

LCM(75378,75395) = 21 × 31 × 171 × 7391 × 51 × 8871
LCM(75378,75395) = 334301430