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What is the Least Common Multiple of 18324 and 18331?

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 18324 and 18331 is 335897244.

LCM(18324,18331) = 335897244

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Least Common Multiple of 18324 and 18331 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18324 and 18331, than apply into the LCM equation.

GCF(18324,18331) = 1
LCM(18324,18331) = ( 18324 × 18331) / 1
LCM(18324,18331) = 335897244 / 1
LCM(18324,18331) = 335897244

Least Common Multiple (LCM) of 18324 and 18331 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18324 and 18331. First we will calculate the prime factors of 18324 and 18331.

Prime Factorization of 18324

Prime factors of 18324 are 2, 3, 509. Prime factorization of 18324 in exponential form is:

18324 = 22 × 32 × 5091

Prime Factorization of 18331

Prime factors of 18331 are 23, 797. Prime factorization of 18331 in exponential form is:

18331 = 231 × 7971

Now multiplying the highest exponent prime factors to calculate the LCM of 18324 and 18331.

LCM(18324,18331) = 22 × 32 × 5091 × 231 × 7971
LCM(18324,18331) = 335897244