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What is the Least Common Multiple of 27605 and 27618?

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 27605 and 27618 is 762394890.

LCM(27605,27618) = 762394890

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Least Common Multiple of 27605 and 27618 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27605 and 27618, than apply into the LCM equation.

GCF(27605,27618) = 1
LCM(27605,27618) = ( 27605 × 27618) / 1
LCM(27605,27618) = 762394890 / 1
LCM(27605,27618) = 762394890

Least Common Multiple (LCM) of 27605 and 27618 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27605 and 27618. First we will calculate the prime factors of 27605 and 27618.

Prime Factorization of 27605

Prime factors of 27605 are 5, 5521. Prime factorization of 27605 in exponential form is:

27605 = 51 × 55211

Prime Factorization of 27618

Prime factors of 27618 are 2, 3, 4603. Prime factorization of 27618 in exponential form is:

27618 = 21 × 31 × 46031

Now multiplying the highest exponent prime factors to calculate the LCM of 27605 and 27618.

LCM(27605,27618) = 51 × 55211 × 21 × 31 × 46031
LCM(27605,27618) = 762394890