What is the Least Common Multiple of 39009 and 39018?

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 39009 and 39018 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39009 and 39018, than apply into the LCM equation.

GCF(39009,39018) = 3
LCM(39009,39018) = ( 39009 × 39018) / 3
LCM(39009,39018) = 1522053162 / 3
LCM(39009,39018) = 507351054

Least Common Multiple (LCM) of 39009 and 39018 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39009 and 39018. First we will calculate the prime factors of 39009 and 39018.

Prime Factorization of 39009

Prime Factorization of 39018

Now multiplying the highest exponent prime factors to calculate the LCM of 39009 and 39018.

LCM(39009,39018) = 3¹ × 13003¹ × 2¹ × 7¹ × 929¹
LCM(39009,39018) = 507351054