What is the Least Common Multiple of 50400 and 50405?

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 50400 and 50405 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 50400 and 50405, than apply into the LCM equation.

GCF(50400,50405) = 5
LCM(50400,50405) = ( 50400 × 50405) / 5
LCM(50400,50405) = 2540412000 / 5
LCM(50400,50405) = 508082400

Least Common Multiple (LCM) of 50400 and 50405 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 50400 and 50405. First we will calculate the prime factors of 50400 and 50405.

Prime Factorization of 50400

Prime Factorization of 50405

Now multiplying the highest exponent prime factors to calculate the LCM of 50400 and 50405.

LCM(50400,50405) = 2⁵ × 3² × 5² × 7¹ × 17¹ × 593¹
LCM(50400,50405) = 508082400