What is the Least Common Multiple of 66815 and 66825?

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 66815 and 66825 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66815 and 66825, than apply into the LCM equation.

GCF(66815,66825) = 5
LCM(66815,66825) = ( 66815 × 66825) / 5
LCM(66815,66825) = 4464912375 / 5
LCM(66815,66825) = 892982475

Least Common Multiple (LCM) of 66815 and 66825 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66815 and 66825. First we will calculate the prime factors of 66815 and 66825.

Prime Factorization of 66815

Prime Factorization of 66825

Now multiplying the highest exponent prime factors to calculate the LCM of 66815 and 66825.

LCM(66815,66825) = 5² × 7¹ × 23¹ × 83¹ × 3⁵ × 11¹
LCM(66815,66825) = 892982475