What is the Least Common Multiple of 11391 and 11400?

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 11391 and 11400 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11391 and 11400, than apply into the LCM equation.

GCF(11391,11400) = 3
LCM(11391,11400) = ( 11391 × 11400) / 3
LCM(11391,11400) = 129857400 / 3
LCM(11391,11400) = 43285800

Least Common Multiple (LCM) of 11391 and 11400 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11391 and 11400. First we will calculate the prime factors of 11391 and 11400.

Prime Factorization of 11391

Prime Factorization of 11400

Now multiplying the highest exponent prime factors to calculate the LCM of 11391 and 11400.

LCM(11391,11400) = 3¹ × 3797¹ × 2³ × 5² × 19¹
LCM(11391,11400) = 43285800