What is the Least Common Multiple of 45603 and 45618?

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 45603 and 45618 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45603 and 45618, than apply into the LCM equation.

GCF(45603,45618) = 3
LCM(45603,45618) = ( 45603 × 45618) / 3
LCM(45603,45618) = 2080317654 / 3
LCM(45603,45618) = 693439218

Least Common Multiple (LCM) of 45603 and 45618 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45603 and 45618. First we will calculate the prime factors of 45603 and 45618.

Prime Factorization of 45603

Prime Factorization of 45618

Now multiplying the highest exponent prime factors to calculate the LCM of 45603 and 45618.

LCM(45603,45618) = 3⁴ × 563¹ × 2¹ × 7603¹
LCM(45603,45618) = 693439218