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What is the Least Common Multiple of 18581 and 18588?

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 18581 and 18588 is 345383628.

LCM(18581,18588) = 345383628

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Least Common Multiple of 18581 and 18588 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18581 and 18588, than apply into the LCM equation.

GCF(18581,18588) = 1
LCM(18581,18588) = ( 18581 × 18588) / 1
LCM(18581,18588) = 345383628 / 1
LCM(18581,18588) = 345383628

Least Common Multiple (LCM) of 18581 and 18588 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18581 and 18588. First we will calculate the prime factors of 18581 and 18588.

Prime Factorization of 18581

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

18581 = 171 × 10931

Prime Factorization of 18588

Prime factors of 18588 are 2, 3, 1549. Prime factorization of 18588 in exponential form is:

18588 = 22 × 31 × 15491

Now multiplying the highest exponent prime factors to calculate the LCM of 18581 and 18588.

LCM(18581,18588) = 171 × 10931 × 22 × 31 × 15491
LCM(18581,18588) = 345383628