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What is the Least Common Multiple of 382 and 395?

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 382 and 395 is 150890.

LCM(382,395) = 150890

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Least Common Multiple of 382 and 395 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 382 and 395, than apply into the LCM equation.

GCF(382,395) = 1
LCM(382,395) = ( 382 × 395) / 1
LCM(382,395) = 150890 / 1
LCM(382,395) = 150890

Least Common Multiple (LCM) of 382 and 395 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 382 and 395. First we will calculate the prime factors of 382 and 395.

Prime Factorization of 382

Prime factors of 382 are 2, 191. Prime factorization of 382 in exponential form is:

382 = 21 × 1911

Prime Factorization of 395

Prime factors of 395 are 5, 79. Prime factorization of 395 in exponential form is:

395 = 51 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 382 and 395.

LCM(382,395) = 21 × 1911 × 51 × 791
LCM(382,395) = 150890