What is the Least Common Multiple of 39285 and 39291?

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 39285 and 39291 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39285 and 39291, than apply into the LCM equation.

GCF(39285,39291) = 3
LCM(39285,39291) = ( 39285 × 39291) / 3
LCM(39285,39291) = 1543546935 / 3
LCM(39285,39291) = 514515645

Least Common Multiple (LCM) of 39285 and 39291 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39285 and 39291. First we will calculate the prime factors of 39285 and 39291.

Prime Factorization of 39285

Prime Factorization of 39291

Now multiplying the highest exponent prime factors to calculate the LCM of 39285 and 39291.

LCM(39285,39291) = 3⁴ × 5¹ × 97¹ × 7¹ × 1871¹
LCM(39285,39291) = 514515645