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What is the Least Common Multiple of 11858 and 11873?

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 11858 and 11873 is 140790034.

LCM(11858,11873) = 140790034

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Least Common Multiple of 11858 and 11873 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11858 and 11873, than apply into the LCM equation.

GCF(11858,11873) = 1
LCM(11858,11873) = ( 11858 × 11873) / 1
LCM(11858,11873) = 140790034 / 1
LCM(11858,11873) = 140790034

Least Common Multiple (LCM) of 11858 and 11873 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11858 and 11873. First we will calculate the prime factors of 11858 and 11873.

Prime Factorization of 11858

Prime factors of 11858 are 2, 7, 11. Prime factorization of 11858 in exponential form is:

11858 = 21 × 72 × 112

Prime Factorization of 11873

Prime factors of 11873 are 31, 383. Prime factorization of 11873 in exponential form is:

11873 = 311 × 3831

Now multiplying the highest exponent prime factors to calculate the LCM of 11858 and 11873.

LCM(11858,11873) = 21 × 72 × 112 × 311 × 3831
LCM(11858,11873) = 140790034