What is the Least Common Multiple of 66321 and 66329?

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 66321 and 66329 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66321 and 66329, than apply into the LCM equation.

GCF(66321,66329) = 1
LCM(66321,66329) = ( 66321 × 66329) / 1
LCM(66321,66329) = 4399005609 / 1
LCM(66321,66329) = 4399005609

Least Common Multiple (LCM) of 66321 and 66329 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66321 and 66329. First we will calculate the prime factors of 66321 and 66329.

Prime Factorization of 66321

Prime Factorization of 66329

Now multiplying the highest exponent prime factors to calculate the LCM of 66321 and 66329.

LCM(66321,66329) = 3² × 7369¹ × 19¹ × 3491¹
LCM(66321,66329) = 4399005609