What is the Least Common Multiple of 33400 and 33405?

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 33400 and 33405 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 33400 and 33405, than apply into the LCM equation.

GCF(33400,33405) = 5
LCM(33400,33405) = ( 33400 × 33405) / 5
LCM(33400,33405) = 1115727000 / 5
LCM(33400,33405) = 223145400

Least Common Multiple (LCM) of 33400 and 33405 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 33400 and 33405. First we will calculate the prime factors of 33400 and 33405.

Prime Factorization of 33400

Prime Factorization of 33405

Now multiplying the highest exponent prime factors to calculate the LCM of 33400 and 33405.

LCM(33400,33405) = 2³ × 5² × 167¹ × 3¹ × 17¹ × 131¹
LCM(33400,33405) = 223145400