What is the Least Common Multiple of 18743 and 18753?

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 18743 and 18753 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18743 and 18753, than apply into the LCM equation.

GCF(18743,18753) = 1
LCM(18743,18753) = ( 18743 × 18753) / 1
LCM(18743,18753) = 351487479 / 1
LCM(18743,18753) = 351487479

Least Common Multiple (LCM) of 18743 and 18753 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18743 and 18753. First we will calculate the prime factors of 18743 and 18753.

Prime Factorization of 18743

Prime Factorization of 18753

Now multiplying the highest exponent prime factors to calculate the LCM of 18743 and 18753.

LCM(18743,18753) = 18743¹ × 3¹ × 7¹ × 19¹ × 47¹
LCM(18743,18753) = 351487479