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What is the Least Common Multiple of 47316 and 47330?

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 47316 and 47330 is 1119733140.

LCM(47316,47330) = 1119733140

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Least Common Multiple of 47316 and 47330 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47316 and 47330, than apply into the LCM equation.

GCF(47316,47330) = 2
LCM(47316,47330) = ( 47316 × 47330) / 2
LCM(47316,47330) = 2239466280 / 2
LCM(47316,47330) = 1119733140

Least Common Multiple (LCM) of 47316 and 47330 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47316 and 47330. First we will calculate the prime factors of 47316 and 47330.

Prime Factorization of 47316

Prime factors of 47316 are 2, 3, 3943. Prime factorization of 47316 in exponential form is:

47316 = 22 × 31 × 39431

Prime Factorization of 47330

Prime factors of 47330 are 2, 5, 4733. Prime factorization of 47330 in exponential form is:

47330 = 21 × 51 × 47331

Now multiplying the highest exponent prime factors to calculate the LCM of 47316 and 47330.

LCM(47316,47330) = 22 × 31 × 39431 × 51 × 47331
LCM(47316,47330) = 1119733140