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What is the Least Common Multiple of 47180 and 47187?

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 47180 and 47187 is 318040380.

LCM(47180,47187) = 318040380

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Least Common Multiple of 47180 and 47187 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47180 and 47187, than apply into the LCM equation.

GCF(47180,47187) = 7
LCM(47180,47187) = ( 47180 × 47187) / 7
LCM(47180,47187) = 2226282660 / 7
LCM(47180,47187) = 318040380

Least Common Multiple (LCM) of 47180 and 47187 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47180 and 47187. First we will calculate the prime factors of 47180 and 47187.

Prime Factorization of 47180

Prime factors of 47180 are 2, 5, 7, 337. Prime factorization of 47180 in exponential form is:

47180 = 22 × 51 × 71 × 3371

Prime Factorization of 47187

Prime factors of 47187 are 3, 7, 107. Prime factorization of 47187 in exponential form is:

47187 = 32 × 72 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 47180 and 47187.

LCM(47180,47187) = 22 × 51 × 72 × 3371 × 32 × 1071
LCM(47180,47187) = 318040380