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What is the Least Common Multiple of 91899 and 91908?

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 91899 and 91908 is 938472588.

LCM(91899,91908) = 938472588

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Least Common Multiple of 91899 and 91908 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91899 and 91908, than apply into the LCM equation.

GCF(91899,91908) = 9
LCM(91899,91908) = ( 91899 × 91908) / 9
LCM(91899,91908) = 8446253292 / 9
LCM(91899,91908) = 938472588

Least Common Multiple (LCM) of 91899 and 91908 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91899 and 91908. First we will calculate the prime factors of 91899 and 91908.

Prime Factorization of 91899

Prime factors of 91899 are 3, 10211. Prime factorization of 91899 in exponential form is:

91899 = 32 × 102111

Prime Factorization of 91908

Prime factors of 91908 are 2, 3, 23, 37. Prime factorization of 91908 in exponential form is:

91908 = 22 × 33 × 231 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 91899 and 91908.

LCM(91899,91908) = 33 × 102111 × 22 × 231 × 371
LCM(91899,91908) = 938472588