What is the Least Common Multiple of 16511 and 16531?

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 16511 and 16531 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16511 and 16531, than apply into the LCM equation.

GCF(16511,16531) = 1
LCM(16511,16531) = ( 16511 × 16531) / 1
LCM(16511,16531) = 272943341 / 1
LCM(16511,16531) = 272943341

Least Common Multiple (LCM) of 16511 and 16531 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16511 and 16531. First we will calculate the prime factors of 16511 and 16531.

Prime Factorization of 16511

Prime Factorization of 16531

Now multiplying the highest exponent prime factors to calculate the LCM of 16511 and 16531.

LCM(16511,16531) = 11¹ × 19¹ × 79¹ × 61¹ × 271¹
LCM(16511,16531) = 272943341