What is the Least Common Multiple of 16881 and 16889?

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 16881 and 16889 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16881 and 16889, than apply into the LCM equation.

GCF(16881,16889) = 1
LCM(16881,16889) = ( 16881 × 16889) / 1
LCM(16881,16889) = 285103209 / 1
LCM(16881,16889) = 285103209

Least Common Multiple (LCM) of 16881 and 16889 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16881 and 16889. First we will calculate the prime factors of 16881 and 16889.

Prime Factorization of 16881

Prime Factorization of 16889

Now multiplying the highest exponent prime factors to calculate the LCM of 16881 and 16889.

LCM(16881,16889) = 3¹ × 17¹ × 331¹ × 16889¹
LCM(16881,16889) = 285103209