What is the Least Common Multiple of 74511 and 74515?

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 74511 and 74515 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74511 and 74515, than apply into the LCM equation.

GCF(74511,74515) = 1
LCM(74511,74515) = ( 74511 × 74515) / 1
LCM(74511,74515) = 5552187165 / 1
LCM(74511,74515) = 5552187165

Least Common Multiple (LCM) of 74511 and 74515 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74511 and 74515. First we will calculate the prime factors of 74511 and 74515.

Prime Factorization of 74511

Prime Factorization of 74515

Now multiplying the highest exponent prime factors to calculate the LCM of 74511 and 74515.

LCM(74511,74515) = 3² × 17¹ × 487¹ × 5¹ × 7¹ × 2129¹
LCM(74511,74515) = 5552187165