What is the Least Common Multiple of 66195 and 66215?

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 66195 and 66215 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66195 and 66215, than apply into the LCM equation.

GCF(66195,66215) = 5
LCM(66195,66215) = ( 66195 × 66215) / 5
LCM(66195,66215) = 4383101925 / 5
LCM(66195,66215) = 876620385

Least Common Multiple (LCM) of 66195 and 66215 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66195 and 66215. First we will calculate the prime factors of 66195 and 66215.

Prime Factorization of 66195

Prime Factorization of 66215

Now multiplying the highest exponent prime factors to calculate the LCM of 66195 and 66215.

LCM(66195,66215) = 3² × 5¹ × 1471¹ × 17¹ × 19¹ × 41¹
LCM(66195,66215) = 876620385