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What is the Least Common Multiple of 18569 and 18581?

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 18569 and 18581 is 345030589.

LCM(18569,18581) = 345030589

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Least Common Multiple of 18569 and 18581 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18569 and 18581, than apply into the LCM equation.

GCF(18569,18581) = 1
LCM(18569,18581) = ( 18569 × 18581) / 1
LCM(18569,18581) = 345030589 / 1
LCM(18569,18581) = 345030589

Least Common Multiple (LCM) of 18569 and 18581 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18569 and 18581. First we will calculate the prime factors of 18569 and 18581.

Prime Factorization of 18569

Prime factors of 18569 are 31, 599. Prime factorization of 18569 in exponential form is:

18569 = 311 × 5991

Prime Factorization of 18581

Prime factors of 18581 are 17, 1093. Prime factorization of 18581 in exponential form is:

18581 = 171 × 10931

Now multiplying the highest exponent prime factors to calculate the LCM of 18569 and 18581.

LCM(18569,18581) = 311 × 5991 × 171 × 10931
LCM(18569,18581) = 345030589