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What is the Least Common Multiple of 91803 and 91810?

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 91803 and 91810 is 8428433430.

LCM(91803,91810) = 8428433430

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Least Common Multiple of 91803 and 91810 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91803 and 91810, than apply into the LCM equation.

GCF(91803,91810) = 1
LCM(91803,91810) = ( 91803 × 91810) / 1
LCM(91803,91810) = 8428433430 / 1
LCM(91803,91810) = 8428433430

Least Common Multiple (LCM) of 91803 and 91810 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91803 and 91810. First we will calculate the prime factors of 91803 and 91810.

Prime Factorization of 91803

Prime factors of 91803 are 3, 71, 431. Prime factorization of 91803 in exponential form is:

91803 = 31 × 711 × 4311

Prime Factorization of 91810

Prime factors of 91810 are 2, 5, 9181. Prime factorization of 91810 in exponential form is:

91810 = 21 × 51 × 91811

Now multiplying the highest exponent prime factors to calculate the LCM of 91803 and 91810.

LCM(91803,91810) = 31 × 711 × 4311 × 21 × 51 × 91811
LCM(91803,91810) = 8428433430