What is the Least Common Multiple of 7389 and 7404?

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 7389 and 7404 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7389 and 7404, than apply into the LCM equation.

GCF(7389,7404) = 3
LCM(7389,7404) = ( 7389 × 7404) / 3
LCM(7389,7404) = 54708156 / 3
LCM(7389,7404) = 18236052

Least Common Multiple (LCM) of 7389 and 7404 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7389 and 7404. First we will calculate the prime factors of 7389 and 7404.

Prime Factorization of 7389

Prime Factorization of 7404

Now multiplying the highest exponent prime factors to calculate the LCM of 7389 and 7404.

LCM(7389,7404) = 3² × 821¹ × 2² × 617¹
LCM(7389,7404) = 18236052