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What is the Least Common Multiple of 18813 and 18832?

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 18813 and 18832 is 354286416.

LCM(18813,18832) = 354286416

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Least Common Multiple of 18813 and 18832 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18813 and 18832, than apply into the LCM equation.

GCF(18813,18832) = 1
LCM(18813,18832) = ( 18813 × 18832) / 1
LCM(18813,18832) = 354286416 / 1
LCM(18813,18832) = 354286416

Least Common Multiple (LCM) of 18813 and 18832 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18813 and 18832. First we will calculate the prime factors of 18813 and 18832.

Prime Factorization of 18813

Prime factors of 18813 are 3, 6271. Prime factorization of 18813 in exponential form is:

18813 = 31 × 62711

Prime Factorization of 18832

Prime factors of 18832 are 2, 11, 107. Prime factorization of 18832 in exponential form is:

18832 = 24 × 111 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 18813 and 18832.

LCM(18813,18832) = 31 × 62711 × 24 × 111 × 1071
LCM(18813,18832) = 354286416