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What is the Least Common Multiple of 376 and 386?

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 376 and 386 is 72568.

LCM(376,386) = 72568

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Least Common Multiple of 376 and 386 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 376 and 386, than apply into the LCM equation.

GCF(376,386) = 2
LCM(376,386) = ( 376 × 386) / 2
LCM(376,386) = 145136 / 2
LCM(376,386) = 72568

Least Common Multiple (LCM) of 376 and 386 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 376 and 386. First we will calculate the prime factors of 376 and 386.

Prime Factorization of 376

Prime factors of 376 are 2, 47. Prime factorization of 376 in exponential form is:

376 = 23 × 471

Prime Factorization of 386

Prime factors of 386 are 2, 193. Prime factorization of 386 in exponential form is:

386 = 21 × 1931

Now multiplying the highest exponent prime factors to calculate the LCM of 376 and 386.

LCM(376,386) = 23 × 471 × 1931
LCM(376,386) = 72568