What is the Least Common Multiple of 3618 and 3636?

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 3618 and 3636 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3618 and 3636, than apply into the LCM equation.

GCF(3618,3636) = 18
LCM(3618,3636) = ( 3618 × 3636) / 18
LCM(3618,3636) = 13155048 / 18
LCM(3618,3636) = 730836

Least Common Multiple (LCM) of 3618 and 3636 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3618 and 3636. First we will calculate the prime factors of 3618 and 3636.

Prime Factorization of 3618

Prime Factorization of 3636

Now multiplying the highest exponent prime factors to calculate the LCM of 3618 and 3636.

LCM(3618,3636) = 2² × 3³ × 67¹ × 101¹
LCM(3618,3636) = 730836