What is the Least Common Multiple of 18369 and 18378?

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 18369 and 18378 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18369 and 18378, than apply into the LCM equation.

GCF(18369,18378) = 9
LCM(18369,18378) = ( 18369 × 18378) / 9
LCM(18369,18378) = 337585482 / 9
LCM(18369,18378) = 37509498

Least Common Multiple (LCM) of 18369 and 18378 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18369 and 18378. First we will calculate the prime factors of 18369 and 18378.

Prime Factorization of 18369

Prime Factorization of 18378

Now multiplying the highest exponent prime factors to calculate the LCM of 18369 and 18378.

LCM(18369,18378) = 3² × 13¹ × 157¹ × 2¹ × 1021¹
LCM(18369,18378) = 37509498