What is the Least Common Multiple of 3798 and 3812?

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 3798 and 3812 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3798 and 3812, than apply into the LCM equation.

GCF(3798,3812) = 2
LCM(3798,3812) = ( 3798 × 3812) / 2
LCM(3798,3812) = 14477976 / 2
LCM(3798,3812) = 7238988

Least Common Multiple (LCM) of 3798 and 3812 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3798 and 3812. First we will calculate the prime factors of 3798 and 3812.

Prime Factorization of 3798

Prime Factorization of 3812

Now multiplying the highest exponent prime factors to calculate the LCM of 3798 and 3812.

LCM(3798,3812) = 2² × 3² × 211¹ × 953¹
LCM(3798,3812) = 7238988