What is the Least Common Multiple of 17687 and 17703?

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 17687 and 17703 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17687 and 17703, than apply into the LCM equation.

GCF(17687,17703) = 1
LCM(17687,17703) = ( 17687 × 17703) / 1
LCM(17687,17703) = 313112961 / 1
LCM(17687,17703) = 313112961

Least Common Multiple (LCM) of 17687 and 17703 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17687 and 17703. First we will calculate the prime factors of 17687 and 17703.

Prime Factorization of 17687

Prime Factorization of 17703

Now multiplying the highest exponent prime factors to calculate the LCM of 17687 and 17703.

LCM(17687,17703) = 23¹ × 769¹ × 3² × 7¹ × 281¹
LCM(17687,17703) = 313112961