What is the Least Common Multiple of 7311 and 7329?

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 7311 and 7329 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7311 and 7329, than apply into the LCM equation.

GCF(7311,7329) = 3
LCM(7311,7329) = ( 7311 × 7329) / 3
LCM(7311,7329) = 53582319 / 3
LCM(7311,7329) = 17860773

Least Common Multiple (LCM) of 7311 and 7329 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7311 and 7329. First we will calculate the prime factors of 7311 and 7329.

Prime Factorization of 7311

Prime Factorization of 7329

Now multiplying the highest exponent prime factors to calculate the LCM of 7311 and 7329.

LCM(7311,7329) = 3¹ × 2437¹ × 7¹ × 349¹
LCM(7311,7329) = 17860773