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What is the Least Common Multiple of 18608 and 18612?

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 18608 and 18612 is 86583024.

LCM(18608,18612) = 86583024

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Least Common Multiple of 18608 and 18612 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18608 and 18612, than apply into the LCM equation.

GCF(18608,18612) = 4
LCM(18608,18612) = ( 18608 × 18612) / 4
LCM(18608,18612) = 346332096 / 4
LCM(18608,18612) = 86583024

Least Common Multiple (LCM) of 18608 and 18612 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18608 and 18612. First we will calculate the prime factors of 18608 and 18612.

Prime Factorization of 18608

Prime factors of 18608 are 2, 1163. Prime factorization of 18608 in exponential form is:

18608 = 24 × 11631

Prime Factorization of 18612

Prime factors of 18612 are 2, 3, 11, 47. Prime factorization of 18612 in exponential form is:

18612 = 22 × 32 × 111 × 471

Now multiplying the highest exponent prime factors to calculate the LCM of 18608 and 18612.

LCM(18608,18612) = 24 × 11631 × 32 × 111 × 471
LCM(18608,18612) = 86583024