What is the Least Common Multiple of 90018 and 90022?

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 90018 and 90022 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90018 and 90022, than apply into the LCM equation.

GCF(90018,90022) = 2
LCM(90018,90022) = ( 90018 × 90022) / 2
LCM(90018,90022) = 8103600396 / 2
LCM(90018,90022) = 4051800198

Least Common Multiple (LCM) of 90018 and 90022 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90018 and 90022. First we will calculate the prime factors of 90018 and 90022.

Prime Factorization of 90018

Prime Factorization of 90022

Now multiplying the highest exponent prime factors to calculate the LCM of 90018 and 90022.

LCM(90018,90022) = 2¹ × 3³ × 1667¹ × 19¹ × 23¹ × 103¹
LCM(90018,90022) = 4051800198