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What is the Least Common Multiple of 66846 and 66858?

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 66846 and 66858 is 744864978.

LCM(66846,66858) = 744864978

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Least Common Multiple of 66846 and 66858 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66846 and 66858, than apply into the LCM equation.

GCF(66846,66858) = 6
LCM(66846,66858) = ( 66846 × 66858) / 6
LCM(66846,66858) = 4469189868 / 6
LCM(66846,66858) = 744864978

Least Common Multiple (LCM) of 66846 and 66858 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66846 and 66858. First we will calculate the prime factors of 66846 and 66858.

Prime Factorization of 66846

Prime factors of 66846 are 2, 3, 13, 857. Prime factorization of 66846 in exponential form is:

66846 = 21 × 31 × 131 × 8571

Prime Factorization of 66858

Prime factors of 66858 are 2, 3, 11, 1013. Prime factorization of 66858 in exponential form is:

66858 = 21 × 31 × 111 × 10131

Now multiplying the highest exponent prime factors to calculate the LCM of 66846 and 66858.

LCM(66846,66858) = 21 × 31 × 131 × 8571 × 111 × 10131
LCM(66846,66858) = 744864978