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What is the Least Common Multiple of 18819 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 18819 and 18832 is 354399408.

LCM(18819,18832) = 354399408

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Least Common Multiple of 18819 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 18819 and 18832, than apply into the LCM equation.

GCF(18819,18832) = 1
LCM(18819,18832) = ( 18819 × 18832) / 1
LCM(18819,18832) = 354399408 / 1
LCM(18819,18832) = 354399408

Least Common Multiple (LCM) of 18819 and 18832 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18819 and 18832. First we will calculate the prime factors of 18819 and 18832.

Prime Factorization of 18819

Prime factors of 18819 are 3, 17, 41. Prime factorization of 18819 in exponential form is:

18819 = 33 × 171 × 411

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 18819 and 18832.

LCM(18819,18832) = 33 × 171 × 411 × 24 × 111 × 1071
LCM(18819,18832) = 354399408