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What is the Least Common Multiple of 91866 and 91885?

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 91866 and 91885 is 8441107410.

LCM(91866,91885) = 8441107410

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Least Common Multiple of 91866 and 91885 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91866 and 91885, than apply into the LCM equation.

GCF(91866,91885) = 1
LCM(91866,91885) = ( 91866 × 91885) / 1
LCM(91866,91885) = 8441107410 / 1
LCM(91866,91885) = 8441107410

Least Common Multiple (LCM) of 91866 and 91885 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91866 and 91885. First we will calculate the prime factors of 91866 and 91885.

Prime Factorization of 91866

Prime factors of 91866 are 2, 3, 61, 251. Prime factorization of 91866 in exponential form is:

91866 = 21 × 31 × 611 × 2511

Prime Factorization of 91885

Prime factors of 91885 are 5, 17, 23, 47. Prime factorization of 91885 in exponential form is:

91885 = 51 × 171 × 231 × 471

Now multiplying the highest exponent prime factors to calculate the LCM of 91866 and 91885.

LCM(91866,91885) = 21 × 31 × 611 × 2511 × 51 × 171 × 231 × 471
LCM(91866,91885) = 8441107410