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What is the Least Common Multiple of 38391 and 38395?

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 38391 and 38395 is 1474022445.

LCM(38391,38395) = 1474022445

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Least Common Multiple of 38391 and 38395 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38391 and 38395, than apply into the LCM equation.

GCF(38391,38395) = 1
LCM(38391,38395) = ( 38391 × 38395) / 1
LCM(38391,38395) = 1474022445 / 1
LCM(38391,38395) = 1474022445

Least Common Multiple (LCM) of 38391 and 38395 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38391 and 38395. First we will calculate the prime factors of 38391 and 38395.

Prime Factorization of 38391

Prime factors of 38391 are 3, 67, 191. Prime factorization of 38391 in exponential form is:

38391 = 31 × 671 × 1911

Prime Factorization of 38395

Prime factors of 38395 are 5, 7, 1097. Prime factorization of 38395 in exponential form is:

38395 = 51 × 71 × 10971

Now multiplying the highest exponent prime factors to calculate the LCM of 38391 and 38395.

LCM(38391,38395) = 31 × 671 × 1911 × 51 × 71 × 10971
LCM(38391,38395) = 1474022445