What is the Least Common Multiple of 16870 and 16887?

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 16870 and 16887 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16870 and 16887, than apply into the LCM equation.

GCF(16870,16887) = 1
LCM(16870,16887) = ( 16870 × 16887) / 1
LCM(16870,16887) = 284883690 / 1
LCM(16870,16887) = 284883690

Least Common Multiple (LCM) of 16870 and 16887 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16870 and 16887. First we will calculate the prime factors of 16870 and 16887.

Prime Factorization of 16870

Prime Factorization of 16887

Now multiplying the highest exponent prime factors to calculate the LCM of 16870 and 16887.

LCM(16870,16887) = 2¹ × 5¹ × 7¹ × 241¹ × 3¹ × 13¹ × 433¹
LCM(16870,16887) = 284883690