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What is the Least Common Multiple of 383 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 383 and 395 is 151285.

LCM(383,395) = 151285

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Least Common Multiple of 383 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 383 and 395, than apply into the LCM equation.

GCF(383,395) = 1
LCM(383,395) = ( 383 × 395) / 1
LCM(383,395) = 151285 / 1
LCM(383,395) = 151285

Least Common Multiple (LCM) of 383 and 395 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 383 and 395. First we will calculate the prime factors of 383 and 395.

Prime Factorization of 383

Prime factors of 383 are 383. Prime factorization of 383 in exponential form is:

383 = 3831

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 383 and 395.

LCM(383,395) = 3831 × 51 × 791
LCM(383,395) = 151285