What is the Least Common Multiple of 16581 and 16586?

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 16586 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 16586, than apply into the LCM equation.

GCF(16581,16586) = 1
LCM(16581,16586) = ( 16581 × 16586) / 1
LCM(16581,16586) = 275012466 / 1
LCM(16581,16586) = 275012466

Least Common Multiple (LCM) of 16581 and 16586 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16581 and 16586. First we will calculate the prime factors of 16581 and 16586.

Prime Factorization of 16581

Prime Factorization of 16586

Now multiplying the highest exponent prime factors to calculate the LCM of 16581 and 16586.

LCM(16581,16586) = 3¹ × 5527¹ × 2¹ × 8293¹
LCM(16581,16586) = 275012466