What is the Least Common Multiple of 54186 and 54198?

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 54186 and 54198 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54186 and 54198, than apply into the LCM equation.

GCF(54186,54198) = 6
LCM(54186,54198) = ( 54186 × 54198) / 6
LCM(54186,54198) = 2936772828 / 6
LCM(54186,54198) = 489462138

Least Common Multiple (LCM) of 54186 and 54198 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54186 and 54198. First we will calculate the prime factors of 54186 and 54198.

Prime Factorization of 54186

Prime Factorization of 54198

Now multiplying the highest exponent prime factors to calculate the LCM of 54186 and 54198.

LCM(54186,54198) = 2¹ × 3² × 11¹ × 821¹ × 3011¹
LCM(54186,54198) = 489462138