What is the Least Common Multiple of 15168 and 15178?

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 15168 and 15178 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15168 and 15178, than apply into the LCM equation.

GCF(15168,15178) = 2
LCM(15168,15178) = ( 15168 × 15178) / 2
LCM(15168,15178) = 230219904 / 2
LCM(15168,15178) = 115109952

Least Common Multiple (LCM) of 15168 and 15178 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15168 and 15178. First we will calculate the prime factors of 15168 and 15178.

Prime Factorization of 15168

Prime Factorization of 15178

Now multiplying the highest exponent prime factors to calculate the LCM of 15168 and 15178.

LCM(15168,15178) = 2⁶ × 3¹ × 79¹ × 7589¹
LCM(15168,15178) = 115109952