What is the Least Common Multiple of 66818 and 66838?

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 66818 and 66838 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66818 and 66838, than apply into the LCM equation.

GCF(66818,66838) = 2
LCM(66818,66838) = ( 66818 × 66838) / 2
LCM(66818,66838) = 4465981484 / 2
LCM(66818,66838) = 2232990742

Least Common Multiple (LCM) of 66818 and 66838 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66818 and 66838. First we will calculate the prime factors of 66818 and 66838.

Prime Factorization of 66818

Prime Factorization of 66838

Now multiplying the highest exponent prime factors to calculate the LCM of 66818 and 66838.

LCM(66818,66838) = 2¹ × 33409¹ × 23¹ × 1453¹
LCM(66818,66838) = 2232990742