What is the Least Common Multiple of 57168 and 57178?

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 57168 and 57178 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57168 and 57178, than apply into the LCM equation.

GCF(57168,57178) = 2
LCM(57168,57178) = ( 57168 × 57178) / 2
LCM(57168,57178) = 3268751904 / 2
LCM(57168,57178) = 1634375952

Least Common Multiple (LCM) of 57168 and 57178 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57168 and 57178. First we will calculate the prime factors of 57168 and 57178.

Prime Factorization of 57168

Prime Factorization of 57178

Now multiplying the highest exponent prime factors to calculate the LCM of 57168 and 57178.

LCM(57168,57178) = 2⁴ × 3² × 397¹ × 11¹ × 23¹ × 113¹
LCM(57168,57178) = 1634375952