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What is the Least Common Multiple of 90788 and 90805?

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 90788 and 90805 is 8244004340.

LCM(90788,90805) = 8244004340

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Least Common Multiple of 90788 and 90805 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90788 and 90805, than apply into the LCM equation.

GCF(90788,90805) = 1
LCM(90788,90805) = ( 90788 × 90805) / 1
LCM(90788,90805) = 8244004340 / 1
LCM(90788,90805) = 8244004340

Least Common Multiple (LCM) of 90788 and 90805 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90788 and 90805. First we will calculate the prime factors of 90788 and 90805.

Prime Factorization of 90788

Prime factors of 90788 are 2, 22697. Prime factorization of 90788 in exponential form is:

90788 = 22 × 226971

Prime Factorization of 90805

Prime factors of 90805 are 5, 11, 13, 127. Prime factorization of 90805 in exponential form is:

90805 = 51 × 111 × 131 × 1271

Now multiplying the highest exponent prime factors to calculate the LCM of 90788 and 90805.

LCM(90788,90805) = 22 × 226971 × 51 × 111 × 131 × 1271
LCM(90788,90805) = 8244004340