What is the Least Common Multiple of 16854 and 16862?

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 16854 and 16862 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16854 and 16862, than apply into the LCM equation.

GCF(16854,16862) = 2
LCM(16854,16862) = ( 16854 × 16862) / 2
LCM(16854,16862) = 284192148 / 2
LCM(16854,16862) = 142096074

Least Common Multiple (LCM) of 16854 and 16862 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16854 and 16862. First we will calculate the prime factors of 16854 and 16862.

Prime Factorization of 16854

Prime Factorization of 16862

Now multiplying the highest exponent prime factors to calculate the LCM of 16854 and 16862.

LCM(16854,16862) = 2¹ × 3¹ × 53² × 8431¹
LCM(16854,16862) = 142096074