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What is the Least Common Multiple of 11837 and 11855?

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 11837 and 11855 is 140327635.

LCM(11837,11855) = 140327635

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Least Common Multiple of 11837 and 11855 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11837 and 11855, than apply into the LCM equation.

GCF(11837,11855) = 1
LCM(11837,11855) = ( 11837 × 11855) / 1
LCM(11837,11855) = 140327635 / 1
LCM(11837,11855) = 140327635

Least Common Multiple (LCM) of 11837 and 11855 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11837 and 11855. First we will calculate the prime factors of 11837 and 11855.

Prime Factorization of 11837

Prime factors of 11837 are 7, 19, 89. Prime factorization of 11837 in exponential form is:

11837 = 71 × 191 × 891

Prime Factorization of 11855

Prime factors of 11855 are 5, 2371. Prime factorization of 11855 in exponential form is:

11855 = 51 × 23711

Now multiplying the highest exponent prime factors to calculate the LCM of 11837 and 11855.

LCM(11837,11855) = 71 × 191 × 891 × 51 × 23711
LCM(11837,11855) = 140327635