What is the Least Common Multiple of 39195 and 39210?

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 39195 and 39210 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39195 and 39210, than apply into the LCM equation.

GCF(39195,39210) = 15
LCM(39195,39210) = ( 39195 × 39210) / 15
LCM(39195,39210) = 1536835950 / 15
LCM(39195,39210) = 102455730

Least Common Multiple (LCM) of 39195 and 39210 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39195 and 39210. First we will calculate the prime factors of 39195 and 39210.

Prime Factorization of 39195

Prime Factorization of 39210

Now multiplying the highest exponent prime factors to calculate the LCM of 39195 and 39210.

LCM(39195,39210) = 3² × 5¹ × 13¹ × 67¹ × 2¹ × 1307¹
LCM(39195,39210) = 102455730