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What is the Least Common Multiple of 47904 and 47913?

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 47904 and 47913 is 765074784.

LCM(47904,47913) = 765074784

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Least Common Multiple of 47904 and 47913 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47904 and 47913, than apply into the LCM equation.

GCF(47904,47913) = 3
LCM(47904,47913) = ( 47904 × 47913) / 3
LCM(47904,47913) = 2295224352 / 3
LCM(47904,47913) = 765074784

Least Common Multiple (LCM) of 47904 and 47913 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47904 and 47913. First we will calculate the prime factors of 47904 and 47913.

Prime Factorization of 47904

Prime factors of 47904 are 2, 3, 499. Prime factorization of 47904 in exponential form is:

47904 = 25 × 31 × 4991

Prime Factorization of 47913

Prime factors of 47913 are 3, 15971. Prime factorization of 47913 in exponential form is:

47913 = 31 × 159711

Now multiplying the highest exponent prime factors to calculate the LCM of 47904 and 47913.

LCM(47904,47913) = 25 × 31 × 4991 × 159711
LCM(47904,47913) = 765074784