What is the Least Common Multiple of 2321 and 2340?

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 2321 and 2340 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2321 and 2340, than apply into the LCM equation.

GCF(2321,2340) = 1
LCM(2321,2340) = ( 2321 × 2340) / 1
LCM(2321,2340) = 5431140 / 1
LCM(2321,2340) = 5431140

Least Common Multiple (LCM) of 2321 and 2340 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2321 and 2340. First we will calculate the prime factors of 2321 and 2340.

Prime Factorization of 2321

Prime Factorization of 2340

Now multiplying the highest exponent prime factors to calculate the LCM of 2321 and 2340.

LCM(2321,2340) = 11¹ × 211¹ × 2² × 3² × 5¹ × 13¹
LCM(2321,2340) = 5431140