What is the Least Common Multiple of 38856 and 38872?

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 38856 and 38872 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38856 and 38872, than apply into the LCM equation.

GCF(38856,38872) = 8
LCM(38856,38872) = ( 38856 × 38872) / 8
LCM(38856,38872) = 1510410432 / 8
LCM(38856,38872) = 188801304

Least Common Multiple (LCM) of 38856 and 38872 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38856 and 38872. First we will calculate the prime factors of 38856 and 38872.

Prime Factorization of 38856

Prime Factorization of 38872

Now multiplying the highest exponent prime factors to calculate the LCM of 38856 and 38872.

LCM(38856,38872) = 2³ × 3¹ × 1619¹ × 43¹ × 113¹
LCM(38856,38872) = 188801304