What is the Least Common Multiple of 16581 and 16587?

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 16581 and 16587 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16581 and 16587, than apply into the LCM equation.

GCF(16581,16587) = 3
LCM(16581,16587) = ( 16581 × 16587) / 3
LCM(16581,16587) = 275029047 / 3
LCM(16581,16587) = 91676349

Least Common Multiple (LCM) of 16581 and 16587 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16581 and 16587. First we will calculate the prime factors of 16581 and 16587.

Prime Factorization of 16581

Prime Factorization of 16587

Now multiplying the highest exponent prime factors to calculate the LCM of 16581 and 16587.

LCM(16581,16587) = 3² × 5527¹ × 19¹ × 97¹
LCM(16581,16587) = 91676349