What is the Least Common Multiple of 13146 and 13158?

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 13146 and 13158 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13146 and 13158, than apply into the LCM equation.

GCF(13146,13158) = 6
LCM(13146,13158) = ( 13146 × 13158) / 6
LCM(13146,13158) = 172975068 / 6
LCM(13146,13158) = 28829178

Least Common Multiple (LCM) of 13146 and 13158 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13146 and 13158. First we will calculate the prime factors of 13146 and 13158.

Prime Factorization of 13146

Prime Factorization of 13158

Now multiplying the highest exponent prime factors to calculate the LCM of 13146 and 13158.

LCM(13146,13158) = 2¹ × 3² × 7¹ × 313¹ × 17¹ × 43¹
LCM(13146,13158) = 28829178