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What is the Least Common Multiple of 17843 and 17859?

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 17843 and 17859 is 318658137.

LCM(17843,17859) = 318658137

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Least Common Multiple of 17843 and 17859 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17843 and 17859, than apply into the LCM equation.

GCF(17843,17859) = 1
LCM(17843,17859) = ( 17843 × 17859) / 1
LCM(17843,17859) = 318658137 / 1
LCM(17843,17859) = 318658137

Least Common Multiple (LCM) of 17843 and 17859 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17843 and 17859. First we will calculate the prime factors of 17843 and 17859.

Prime Factorization of 17843

Prime factors of 17843 are 7, 2549. Prime factorization of 17843 in exponential form is:

17843 = 71 × 25491

Prime Factorization of 17859

Prime factors of 17859 are 3, 5953. Prime factorization of 17859 in exponential form is:

17859 = 31 × 59531

Now multiplying the highest exponent prime factors to calculate the LCM of 17843 and 17859.

LCM(17843,17859) = 71 × 25491 × 31 × 59531
LCM(17843,17859) = 318658137