What is the Least Common Multiple of 18162 and 18171?

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 of 18162 and 18171 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18162 and 18171, than apply into the LCM equation.

GCF(18162,18171) = 9
LCM(18162,18171) = ( 18162 × 18171) / 9
LCM(18162,18171) = 330021702 / 9
LCM(18162,18171) = 36669078

Least Common Multiple (LCM) of 18162 and 18171 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18162 and 18171. First we will calculate the prime factors of 18162 and 18171.

Prime Factorization of 18162

Prime Factorization of 18171

Now multiplying the highest exponent prime factors to calculate the LCM of 18162 and 18171.

LCM(18162,18171) = 2¹ × 3³ × 1009¹ × 673¹
LCM(18162,18171) = 36669078