What is the Least Common Multiple of 57312 and 57330?

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 57312 and 57330 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57312 and 57330, than apply into the LCM equation.

GCF(57312,57330) = 18
LCM(57312,57330) = ( 57312 × 57330) / 18
LCM(57312,57330) = 3285696960 / 18
LCM(57312,57330) = 182538720

Least Common Multiple (LCM) of 57312 and 57330 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57312 and 57330. First we will calculate the prime factors of 57312 and 57330.

Prime Factorization of 57312

Prime Factorization of 57330

Now multiplying the highest exponent prime factors to calculate the LCM of 57312 and 57330.

LCM(57312,57330) = 2⁵ × 3² × 199¹ × 5¹ × 7² × 13¹
LCM(57312,57330) = 182538720