What is the Least Common Multiple of 63144 and 63162?

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 63144 and 63162 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63144 and 63162, than apply into the LCM equation.

GCF(63144,63162) = 18
LCM(63144,63162) = ( 63144 × 63162) / 18
LCM(63144,63162) = 3988301328 / 18
LCM(63144,63162) = 221572296

Least Common Multiple (LCM) of 63144 and 63162 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63144 and 63162. First we will calculate the prime factors of 63144 and 63162.

Prime Factorization of 63144

Prime Factorization of 63162

Now multiplying the highest exponent prime factors to calculate the LCM of 63144 and 63162.

LCM(63144,63162) = 2³ × 3² × 877¹ × 11² × 29¹
LCM(63144,63162) = 221572296