What is the Least Common Multiple of 18906 and 18926?

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 18906 and 18926 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18906 and 18926, than apply into the LCM equation.

GCF(18906,18926) = 2
LCM(18906,18926) = ( 18906 × 18926) / 2
LCM(18906,18926) = 357814956 / 2
LCM(18906,18926) = 178907478

Least Common Multiple (LCM) of 18906 and 18926 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18906 and 18926. First we will calculate the prime factors of 18906 and 18926.

Prime Factorization of 18906

Prime Factorization of 18926

Now multiplying the highest exponent prime factors to calculate the LCM of 18906 and 18926.

LCM(18906,18926) = 2¹ × 3¹ × 23¹ × 137¹ × 9463¹
LCM(18906,18926) = 178907478