What is the Least Common Multiple of 30648 and 30661?

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 30648 and 30661 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30648 and 30661, than apply into the LCM equation.

GCF(30648,30661) = 1
LCM(30648,30661) = ( 30648 × 30661) / 1
LCM(30648,30661) = 939698328 / 1
LCM(30648,30661) = 939698328

Least Common Multiple (LCM) of 30648 and 30661 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30648 and 30661. First we will calculate the prime factors of 30648 and 30661.

Prime Factorization of 30648

Prime Factorization of 30661

Now multiplying the highest exponent prime factors to calculate the LCM of 30648 and 30661.

LCM(30648,30661) = 2³ × 3¹ × 1277¹ × 30661¹
LCM(30648,30661) = 939698328