What is the Least Common Multiple of 28908 and 28916?

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 28908 and 28916 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28908 and 28916, than apply into the LCM equation.

GCF(28908,28916) = 4
LCM(28908,28916) = ( 28908 × 28916) / 4
LCM(28908,28916) = 835903728 / 4
LCM(28908,28916) = 208975932

Least Common Multiple (LCM) of 28908 and 28916 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28908 and 28916. First we will calculate the prime factors of 28908 and 28916.

Prime Factorization of 28908

Prime Factorization of 28916

Now multiplying the highest exponent prime factors to calculate the LCM of 28908 and 28916.

LCM(28908,28916) = 2² × 3² × 11¹ × 73¹ × 7229¹
LCM(28908,28916) = 208975932