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What is the Least Common Multiple of 18895 and 18903?

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 18895 and 18903 is 357172185.

LCM(18895,18903) = 357172185

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Least Common Multiple of 18895 and 18903 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18895 and 18903, than apply into the LCM equation.

GCF(18895,18903) = 1
LCM(18895,18903) = ( 18895 × 18903) / 1
LCM(18895,18903) = 357172185 / 1
LCM(18895,18903) = 357172185

Least Common Multiple (LCM) of 18895 and 18903 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18895 and 18903. First we will calculate the prime factors of 18895 and 18903.

Prime Factorization of 18895

Prime factors of 18895 are 5, 3779. Prime factorization of 18895 in exponential form is:

18895 = 51 × 37791

Prime Factorization of 18903

Prime factors of 18903 are 3, 6301. Prime factorization of 18903 in exponential form is:

18903 = 31 × 63011

Now multiplying the highest exponent prime factors to calculate the LCM of 18895 and 18903.

LCM(18895,18903) = 51 × 37791 × 31 × 63011
LCM(18895,18903) = 357172185