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What is the Least Common Multiple of 18617 and 18631?

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 18617 and 18631 is 346853327.

LCM(18617,18631) = 346853327

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Least Common Multiple of 18617 and 18631 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18617 and 18631, than apply into the LCM equation.

GCF(18617,18631) = 1
LCM(18617,18631) = ( 18617 × 18631) / 1
LCM(18617,18631) = 346853327 / 1
LCM(18617,18631) = 346853327

Least Common Multiple (LCM) of 18617 and 18631 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18617 and 18631. First we will calculate the prime factors of 18617 and 18631.

Prime Factorization of 18617

Prime factors of 18617 are 18617. Prime factorization of 18617 in exponential form is:

18617 = 186171

Prime Factorization of 18631

Prime factors of 18631 are 31, 601. Prime factorization of 18631 in exponential form is:

18631 = 311 × 6011

Now multiplying the highest exponent prime factors to calculate the LCM of 18617 and 18631.

LCM(18617,18631) = 186171 × 311 × 6011
LCM(18617,18631) = 346853327