What is the Least Common Multiple of 54564 and 54578?

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 54564 and 54578 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54564 and 54578, than apply into the LCM equation.

GCF(54564,54578) = 2
LCM(54564,54578) = ( 54564 × 54578) / 2
LCM(54564,54578) = 2977993992 / 2
LCM(54564,54578) = 1488996996

Least Common Multiple (LCM) of 54564 and 54578 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54564 and 54578. First we will calculate the prime factors of 54564 and 54578.

Prime Factorization of 54564

Prime Factorization of 54578

Now multiplying the highest exponent prime factors to calculate the LCM of 54564 and 54578.

LCM(54564,54578) = 2² × 3¹ × 4547¹ × 29¹ × 941¹
LCM(54564,54578) = 1488996996