What is the Least Common Multiple of 50378 and 50390?

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 50378 and 50390 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 50378 and 50390, than apply into the LCM equation.

GCF(50378,50390) = 2
LCM(50378,50390) = ( 50378 × 50390) / 2
LCM(50378,50390) = 2538547420 / 2
LCM(50378,50390) = 1269273710

Least Common Multiple (LCM) of 50378 and 50390 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 50378 and 50390. First we will calculate the prime factors of 50378 and 50390.

Prime Factorization of 50378

Prime Factorization of 50390

Now multiplying the highest exponent prime factors to calculate the LCM of 50378 and 50390.

LCM(50378,50390) = 2¹ × 25189¹ × 5¹ × 5039¹
LCM(50378,50390) = 1269273710