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What is the Least Common Multiple of 18091 and 18108?

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 18091 and 18108 is 327591828.

LCM(18091,18108) = 327591828

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Least Common Multiple of 18091 and 18108 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18091 and 18108, than apply into the LCM equation.

GCF(18091,18108) = 1
LCM(18091,18108) = ( 18091 × 18108) / 1
LCM(18091,18108) = 327591828 / 1
LCM(18091,18108) = 327591828

Least Common Multiple (LCM) of 18091 and 18108 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18091 and 18108. First we will calculate the prime factors of 18091 and 18108.

Prime Factorization of 18091

Prime factors of 18091 are 79, 229. Prime factorization of 18091 in exponential form is:

18091 = 791 × 2291

Prime Factorization of 18108

Prime factors of 18108 are 2, 3, 503. Prime factorization of 18108 in exponential form is:

18108 = 22 × 32 × 5031

Now multiplying the highest exponent prime factors to calculate the LCM of 18091 and 18108.

LCM(18091,18108) = 791 × 2291 × 22 × 32 × 5031
LCM(18091,18108) = 327591828