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What is the Least Common Multiple of 11904 and 11913?

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 11904 and 11913 is 47270784.

LCM(11904,11913) = 47270784

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Least Common Multiple of 11904 and 11913 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11904 and 11913, than apply into the LCM equation.

GCF(11904,11913) = 3
LCM(11904,11913) = ( 11904 × 11913) / 3
LCM(11904,11913) = 141812352 / 3
LCM(11904,11913) = 47270784

Least Common Multiple (LCM) of 11904 and 11913 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11904 and 11913. First we will calculate the prime factors of 11904 and 11913.

Prime Factorization of 11904

Prime factors of 11904 are 2, 3, 31. Prime factorization of 11904 in exponential form is:

11904 = 27 × 31 × 311

Prime Factorization of 11913

Prime factors of 11913 are 3, 11, 19. Prime factorization of 11913 in exponential form is:

11913 = 31 × 111 × 192

Now multiplying the highest exponent prime factors to calculate the LCM of 11904 and 11913.

LCM(11904,11913) = 27 × 31 × 311 × 111 × 192
LCM(11904,11913) = 47270784