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What is the Least Common Multiple of 18739 and 18751?

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 18739 and 18751 is 351374989.

LCM(18739,18751) = 351374989

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Least Common Multiple of 18739 and 18751 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18739 and 18751, than apply into the LCM equation.

GCF(18739,18751) = 1
LCM(18739,18751) = ( 18739 × 18751) / 1
LCM(18739,18751) = 351374989 / 1
LCM(18739,18751) = 351374989

Least Common Multiple (LCM) of 18739 and 18751 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18739 and 18751. First we will calculate the prime factors of 18739 and 18751.

Prime Factorization of 18739

Prime factors of 18739 are 7, 2677. Prime factorization of 18739 in exponential form is:

18739 = 71 × 26771

Prime Factorization of 18751

Prime factors of 18751 are 17, 1103. Prime factorization of 18751 in exponential form is:

18751 = 171 × 11031

Now multiplying the highest exponent prime factors to calculate the LCM of 18739 and 18751.

LCM(18739,18751) = 71 × 26771 × 171 × 11031
LCM(18739,18751) = 351374989