What is the Least Common Multiple of 47394 and 47409?

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 47394 and 47409 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47394 and 47409, than apply into the LCM equation.

GCF(47394,47409) = 3
LCM(47394,47409) = ( 47394 × 47409) / 3
LCM(47394,47409) = 2246902146 / 3
LCM(47394,47409) = 748967382

Least Common Multiple (LCM) of 47394 and 47409 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47394 and 47409. First we will calculate the prime factors of 47394 and 47409.

Prime Factorization of 47394

Prime Factorization of 47409

Now multiplying the highest exponent prime factors to calculate the LCM of 47394 and 47409.

LCM(47394,47409) = 2¹ × 3² × 2633¹ × 15803¹
LCM(47394,47409) = 748967382