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What is the Least Common Multiple of 51855 and 51866?

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 51855 and 51866 is 2689511430.

LCM(51855,51866) = 2689511430

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Least Common Multiple of 51855 and 51866 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51855 and 51866, than apply into the LCM equation.

GCF(51855,51866) = 1
LCM(51855,51866) = ( 51855 × 51866) / 1
LCM(51855,51866) = 2689511430 / 1
LCM(51855,51866) = 2689511430

Least Common Multiple (LCM) of 51855 and 51866 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51855 and 51866. First we will calculate the prime factors of 51855 and 51866.

Prime Factorization of 51855

Prime factors of 51855 are 3, 5, 3457. Prime factorization of 51855 in exponential form is:

51855 = 31 × 51 × 34571

Prime Factorization of 51866

Prime factors of 51866 are 2, 25933. Prime factorization of 51866 in exponential form is:

51866 = 21 × 259331

Now multiplying the highest exponent prime factors to calculate the LCM of 51855 and 51866.

LCM(51855,51866) = 31 × 51 × 34571 × 21 × 259331
LCM(51855,51866) = 2689511430