What is the Least Common Multiple of 39306 and 39321?

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 39306 and 39321 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39306 and 39321, than apply into the LCM equation.

GCF(39306,39321) = 3
LCM(39306,39321) = ( 39306 × 39321) / 3
LCM(39306,39321) = 1545551226 / 3
LCM(39306,39321) = 515183742

Least Common Multiple (LCM) of 39306 and 39321 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39306 and 39321. First we will calculate the prime factors of 39306 and 39321.

Prime Factorization of 39306

Prime Factorization of 39321

Now multiplying the highest exponent prime factors to calculate the LCM of 39306 and 39321.

LCM(39306,39321) = 2¹ × 3² × 6551¹ × 17¹ × 257¹
LCM(39306,39321) = 515183742