What is the Least Common Multiple of 16491 and 16498?

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 16491 and 16498 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16491 and 16498, than apply into the LCM equation.

GCF(16491,16498) = 1
LCM(16491,16498) = ( 16491 × 16498) / 1
LCM(16491,16498) = 272068518 / 1
LCM(16491,16498) = 272068518

Least Common Multiple (LCM) of 16491 and 16498 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16491 and 16498. First we will calculate the prime factors of 16491 and 16498.

Prime Factorization of 16491

Prime Factorization of 16498

Now multiplying the highest exponent prime factors to calculate the LCM of 16491 and 16498.

LCM(16491,16498) = 3¹ × 23¹ × 239¹ × 2¹ × 73¹ × 113¹
LCM(16491,16498) = 272068518