What is the Least Common Multiple of 18738 and 18752?

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 18738 and 18752 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18738 and 18752, than apply into the LCM equation.

GCF(18738,18752) = 2
LCM(18738,18752) = ( 18738 × 18752) / 2
LCM(18738,18752) = 351374976 / 2
LCM(18738,18752) = 175687488

Least Common Multiple (LCM) of 18738 and 18752 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18738 and 18752. First we will calculate the prime factors of 18738 and 18752.

Prime Factorization of 18738

Prime Factorization of 18752

Now multiplying the highest exponent prime factors to calculate the LCM of 18738 and 18752.

LCM(18738,18752) = 2⁶ × 3³ × 347¹ × 293¹
LCM(18738,18752) = 175687488