What is the Least Common Multiple of 16668 and 16681?

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 16668 and 16681 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16668 and 16681, than apply into the LCM equation.

GCF(16668,16681) = 1
LCM(16668,16681) = ( 16668 × 16681) / 1
LCM(16668,16681) = 278038908 / 1
LCM(16668,16681) = 278038908

Least Common Multiple (LCM) of 16668 and 16681 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16668 and 16681. First we will calculate the prime factors of 16668 and 16681.

Prime Factorization of 16668

Prime Factorization of 16681

Now multiplying the highest exponent prime factors to calculate the LCM of 16668 and 16681.

LCM(16668,16681) = 2² × 3² × 463¹ × 7¹ × 2383¹
LCM(16668,16681) = 278038908