What is the Least Common Multiple of 66610 and 66618?

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 66610 and 66618 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66610 and 66618, than apply into the LCM equation.

GCF(66610,66618) = 2
LCM(66610,66618) = ( 66610 × 66618) / 2
LCM(66610,66618) = 4437424980 / 2
LCM(66610,66618) = 2218712490

Least Common Multiple (LCM) of 66610 and 66618 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66610 and 66618. First we will calculate the prime factors of 66610 and 66618.

Prime Factorization of 66610

Prime Factorization of 66618

Now multiplying the highest exponent prime factors to calculate the LCM of 66610 and 66618.

LCM(66610,66618) = 2¹ × 5¹ × 6661¹ × 3² × 3701¹
LCM(66610,66618) = 2218712490