What is the Least Common Multiple of 39360 and 39378?

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 39360 and 39378 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39360 and 39378, than apply into the LCM equation.

GCF(39360,39378) = 6
LCM(39360,39378) = ( 39360 × 39378) / 6
LCM(39360,39378) = 1549918080 / 6
LCM(39360,39378) = 258319680

Least Common Multiple (LCM) of 39360 and 39378 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39360 and 39378. First we will calculate the prime factors of 39360 and 39378.

Prime Factorization of 39360

Prime Factorization of 39378

Now multiplying the highest exponent prime factors to calculate the LCM of 39360 and 39378.

LCM(39360,39378) = 2⁶ × 3¹ × 5¹ × 41¹ × 6563¹
LCM(39360,39378) = 258319680