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What is the Least Common Multiple of 91588 and 91600?

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 91588 and 91600 is 2097365200.

LCM(91588,91600) = 2097365200

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Least Common Multiple of 91588 and 91600 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91588 and 91600, than apply into the LCM equation.

GCF(91588,91600) = 4
LCM(91588,91600) = ( 91588 × 91600) / 4
LCM(91588,91600) = 8389460800 / 4
LCM(91588,91600) = 2097365200

Least Common Multiple (LCM) of 91588 and 91600 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91588 and 91600. First we will calculate the prime factors of 91588 and 91600.

Prime Factorization of 91588

Prime factors of 91588 are 2, 7, 3271. Prime factorization of 91588 in exponential form is:

91588 = 22 × 71 × 32711

Prime Factorization of 91600

Prime factors of 91600 are 2, 5, 229. Prime factorization of 91600 in exponential form is:

91600 = 24 × 52 × 2291

Now multiplying the highest exponent prime factors to calculate the LCM of 91588 and 91600.

LCM(91588,91600) = 24 × 71 × 32711 × 52 × 2291
LCM(91588,91600) = 2097365200