What is the Least Common Multiple of 16503 and 16521?

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 16503 and 16521 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16503 and 16521, than apply into the LCM equation.

GCF(16503,16521) = 3
LCM(16503,16521) = ( 16503 × 16521) / 3
LCM(16503,16521) = 272646063 / 3
LCM(16503,16521) = 90882021

Least Common Multiple (LCM) of 16503 and 16521 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16503 and 16521. First we will calculate the prime factors of 16503 and 16521.

Prime Factorization of 16503

Prime Factorization of 16521

Now multiplying the highest exponent prime factors to calculate the LCM of 16503 and 16521.

LCM(16503,16521) = 3¹ × 5501¹ × 5507¹
LCM(16503,16521) = 90882021