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What is the Least Common Multiple of 12181 and 12199?

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 12181 and 12199 is 148596019.

LCM(12181,12199) = 148596019

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Least Common Multiple of 12181 and 12199 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12181 and 12199, than apply into the LCM equation.

GCF(12181,12199) = 1
LCM(12181,12199) = ( 12181 × 12199) / 1
LCM(12181,12199) = 148596019 / 1
LCM(12181,12199) = 148596019

Least Common Multiple (LCM) of 12181 and 12199 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12181 and 12199. First we will calculate the prime factors of 12181 and 12199.

Prime Factorization of 12181

Prime factors of 12181 are 13, 937. Prime factorization of 12181 in exponential form is:

12181 = 131 × 9371

Prime Factorization of 12199

Prime factors of 12199 are 11, 1109. Prime factorization of 12199 in exponential form is:

12199 = 111 × 11091

Now multiplying the highest exponent prime factors to calculate the LCM of 12181 and 12199.

LCM(12181,12199) = 131 × 9371 × 111 × 11091
LCM(12181,12199) = 148596019