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What is the Least Common Multiple of 17861 and 17866?

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 17861 and 17866 is 319104626.

LCM(17861,17866) = 319104626

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Least Common Multiple of 17861 and 17866 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17861 and 17866, than apply into the LCM equation.

GCF(17861,17866) = 1
LCM(17861,17866) = ( 17861 × 17866) / 1
LCM(17861,17866) = 319104626 / 1
LCM(17861,17866) = 319104626

Least Common Multiple (LCM) of 17861 and 17866 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17861 and 17866. First we will calculate the prime factors of 17861 and 17866.

Prime Factorization of 17861

Prime factors of 17861 are 53, 337. Prime factorization of 17861 in exponential form is:

17861 = 531 × 3371

Prime Factorization of 17866

Prime factors of 17866 are 2, 8933. Prime factorization of 17866 in exponential form is:

17866 = 21 × 89331

Now multiplying the highest exponent prime factors to calculate the LCM of 17861 and 17866.

LCM(17861,17866) = 531 × 3371 × 21 × 89331
LCM(17861,17866) = 319104626