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What is the Least Common Multiple of 86855 and 86866?

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 86855 and 86866 is 7544746430.

LCM(86855,86866) = 7544746430

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Least Common Multiple of 86855 and 86866 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86855 and 86866, than apply into the LCM equation.

GCF(86855,86866) = 1
LCM(86855,86866) = ( 86855 × 86866) / 1
LCM(86855,86866) = 7544746430 / 1
LCM(86855,86866) = 7544746430

Least Common Multiple (LCM) of 86855 and 86866 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86855 and 86866. First we will calculate the prime factors of 86855 and 86866.

Prime Factorization of 86855

Prime factors of 86855 are 5, 29, 599. Prime factorization of 86855 in exponential form is:

86855 = 51 × 291 × 5991

Prime Factorization of 86866

Prime factors of 86866 are 2, 13, 257. Prime factorization of 86866 in exponential form is:

86866 = 21 × 132 × 2571

Now multiplying the highest exponent prime factors to calculate the LCM of 86855 and 86866.

LCM(86855,86866) = 51 × 291 × 5991 × 21 × 132 × 2571
LCM(86855,86866) = 7544746430