What is the Least Common Multiple of 54381 and 54387?

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 54381 and 54387 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54381 and 54387, than apply into the LCM equation.

GCF(54381,54387) = 3
LCM(54381,54387) = ( 54381 × 54387) / 3
LCM(54381,54387) = 2957619447 / 3
LCM(54381,54387) = 985873149

Least Common Multiple (LCM) of 54381 and 54387 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54381 and 54387. First we will calculate the prime factors of 54381 and 54387.

Prime Factorization of 54381

Prime Factorization of 54387

Now multiplying the highest exponent prime factors to calculate the LCM of 54381 and 54387.

LCM(54381,54387) = 3² × 18127¹ × 6043¹
LCM(54381,54387) = 985873149