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What is the Least Common Multiple of 18804 and 18822?

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 18804 and 18822 is 58988148.

LCM(18804,18822) = 58988148

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Least Common Multiple of 18804 and 18822 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18804 and 18822, than apply into the LCM equation.

GCF(18804,18822) = 6
LCM(18804,18822) = ( 18804 × 18822) / 6
LCM(18804,18822) = 353928888 / 6
LCM(18804,18822) = 58988148

Least Common Multiple (LCM) of 18804 and 18822 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18804 and 18822. First we will calculate the prime factors of 18804 and 18822.

Prime Factorization of 18804

Prime factors of 18804 are 2, 3, 1567. Prime factorization of 18804 in exponential form is:

18804 = 22 × 31 × 15671

Prime Factorization of 18822

Prime factors of 18822 are 2, 3, 3137. Prime factorization of 18822 in exponential form is:

18822 = 21 × 31 × 31371

Now multiplying the highest exponent prime factors to calculate the LCM of 18804 and 18822.

LCM(18804,18822) = 22 × 31 × 15671 × 31371
LCM(18804,18822) = 58988148