What is the Least Common Multiple of 38894 and 38906?

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 38894 and 38906 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38894 and 38906, than apply into the LCM equation.

GCF(38894,38906) = 2
LCM(38894,38906) = ( 38894 × 38906) / 2
LCM(38894,38906) = 1513209964 / 2
LCM(38894,38906) = 756604982

Least Common Multiple (LCM) of 38894 and 38906 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38894 and 38906. First we will calculate the prime factors of 38894 and 38906.

Prime Factorization of 38894

Prime Factorization of 38906

Now multiplying the highest exponent prime factors to calculate the LCM of 38894 and 38906.

LCM(38894,38906) = 2¹ × 19447¹ × 7² × 397¹
LCM(38894,38906) = 756604982