What is the Least Common Multiple of 4815 and 4825?

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 4815 and 4825 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4815 and 4825, than apply into the LCM equation.

GCF(4815,4825) = 5
LCM(4815,4825) = ( 4815 × 4825) / 5
LCM(4815,4825) = 23232375 / 5
LCM(4815,4825) = 4646475

Least Common Multiple (LCM) of 4815 and 4825 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4815 and 4825. First we will calculate the prime factors of 4815 and 4825.

Prime Factorization of 4815

Prime Factorization of 4825

Now multiplying the highest exponent prime factors to calculate the LCM of 4815 and 4825.

LCM(4815,4825) = 3² × 5² × 107¹ × 193¹
LCM(4815,4825) = 4646475