What is the Least Common Multiple of 16722 and 16728?

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 16722 and 16728 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16722 and 16728, than apply into the LCM equation.

GCF(16722,16728) = 6
LCM(16722,16728) = ( 16722 × 16728) / 6
LCM(16722,16728) = 279725616 / 6
LCM(16722,16728) = 46620936

Least Common Multiple (LCM) of 16722 and 16728 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16722 and 16728. First we will calculate the prime factors of 16722 and 16728.

Prime Factorization of 16722

Prime Factorization of 16728

Now multiplying the highest exponent prime factors to calculate the LCM of 16722 and 16728.

LCM(16722,16728) = 2³ × 3² × 929¹ × 17¹ × 41¹
LCM(16722,16728) = 46620936