What is the Least Common Multiple of 16458 and 16472?

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 16458 and 16472 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16458 and 16472, than apply into the LCM equation.

GCF(16458,16472) = 2
LCM(16458,16472) = ( 16458 × 16472) / 2
LCM(16458,16472) = 271096176 / 2
LCM(16458,16472) = 135548088

Least Common Multiple (LCM) of 16458 and 16472 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16458 and 16472. First we will calculate the prime factors of 16458 and 16472.

Prime Factorization of 16458

Prime Factorization of 16472

Now multiplying the highest exponent prime factors to calculate the LCM of 16458 and 16472.

LCM(16458,16472) = 2³ × 3¹ × 13¹ × 211¹ × 29¹ × 71¹
LCM(16458,16472) = 135548088