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What is the Least Common Multiple of 90569 and 90585?

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 90569 and 90585 is 8204192865.

LCM(90569,90585) = 8204192865

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Least Common Multiple of 90569 and 90585 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90569 and 90585, than apply into the LCM equation.

GCF(90569,90585) = 1
LCM(90569,90585) = ( 90569 × 90585) / 1
LCM(90569,90585) = 8204192865 / 1
LCM(90569,90585) = 8204192865

Least Common Multiple (LCM) of 90569 and 90585 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90569 and 90585. First we will calculate the prime factors of 90569 and 90585.

Prime Factorization of 90569

Prime factors of 90569 are 41, 47. Prime factorization of 90569 in exponential form is:

90569 = 411 × 472

Prime Factorization of 90585

Prime factors of 90585 are 3, 5, 11, 61. Prime factorization of 90585 in exponential form is:

90585 = 33 × 51 × 111 × 611

Now multiplying the highest exponent prime factors to calculate the LCM of 90569 and 90585.

LCM(90569,90585) = 411 × 472 × 33 × 51 × 111 × 611
LCM(90569,90585) = 8204192865