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What is the Least Common Multiple of 18303 and 18315?

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 18303 and 18315 is 111739815.

LCM(18303,18315) = 111739815

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Least Common Multiple of 18303 and 18315 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18303 and 18315, than apply into the LCM equation.

GCF(18303,18315) = 3
LCM(18303,18315) = ( 18303 × 18315) / 3
LCM(18303,18315) = 335219445 / 3
LCM(18303,18315) = 111739815

Least Common Multiple (LCM) of 18303 and 18315 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18303 and 18315. First we will calculate the prime factors of 18303 and 18315.

Prime Factorization of 18303

Prime factors of 18303 are 3, 6101. Prime factorization of 18303 in exponential form is:

18303 = 31 × 61011

Prime Factorization of 18315

Prime factors of 18315 are 3, 5, 11, 37. Prime factorization of 18315 in exponential form is:

18315 = 32 × 51 × 111 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 18303 and 18315.

LCM(18303,18315) = 32 × 61011 × 51 × 111 × 371
LCM(18303,18315) = 111739815