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What is the Least Common Multiple of 93872 and 93890?

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 93872 and 93890 is 4406821040.

LCM(93872,93890) = 4406821040

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Least Common Multiple of 93872 and 93890 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 93872 and 93890, than apply into the LCM equation.

GCF(93872,93890) = 2
LCM(93872,93890) = ( 93872 × 93890) / 2
LCM(93872,93890) = 8813642080 / 2
LCM(93872,93890) = 4406821040

Least Common Multiple (LCM) of 93872 and 93890 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 93872 and 93890. First we will calculate the prime factors of 93872 and 93890.

Prime Factorization of 93872

Prime factors of 93872 are 2, 5867. Prime factorization of 93872 in exponential form is:

93872 = 24 × 58671

Prime Factorization of 93890

Prime factors of 93890 are 2, 5, 41, 229. Prime factorization of 93890 in exponential form is:

93890 = 21 × 51 × 411 × 2291

Now multiplying the highest exponent prime factors to calculate the LCM of 93872 and 93890.

LCM(93872,93890) = 24 × 58671 × 51 × 411 × 2291
LCM(93872,93890) = 4406821040