What is the Least Common Multiple of 51390 and 51396?

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 51390 and 51396 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51390 and 51396, than apply into the LCM equation.

GCF(51390,51396) = 6
LCM(51390,51396) = ( 51390 × 51396) / 6
LCM(51390,51396) = 2641240440 / 6
LCM(51390,51396) = 440206740

Least Common Multiple (LCM) of 51390 and 51396 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51390 and 51396. First we will calculate the prime factors of 51390 and 51396.

Prime Factorization of 51390

Prime Factorization of 51396

Now multiplying the highest exponent prime factors to calculate the LCM of 51390 and 51396.

LCM(51390,51396) = 2² × 3² × 5¹ × 571¹ × 4283¹
LCM(51390,51396) = 440206740