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What is the Least Common Multiple of 3866 and 3876?

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 3866 and 3876 is 7492308.

LCM(3866,3876) = 7492308

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Least Common Multiple of 3866 and 3876 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3866 and 3876, than apply into the LCM equation.

GCF(3866,3876) = 2
LCM(3866,3876) = ( 3866 × 3876) / 2
LCM(3866,3876) = 14984616 / 2
LCM(3866,3876) = 7492308

Least Common Multiple (LCM) of 3866 and 3876 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3866 and 3876. First we will calculate the prime factors of 3866 and 3876.

Prime Factorization of 3866

Prime factors of 3866 are 2, 1933. Prime factorization of 3866 in exponential form is:

3866 = 21 × 19331

Prime Factorization of 3876

Prime factors of 3876 are 2, 3, 17, 19. Prime factorization of 3876 in exponential form is:

3876 = 22 × 31 × 171 × 191

Now multiplying the highest exponent prime factors to calculate the LCM of 3866 and 3876.

LCM(3866,3876) = 22 × 19331 × 31 × 171 × 191
LCM(3866,3876) = 7492308