What is the Least Common Multiple of 84384 and 84394?

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 84384 and 84394 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84384 and 84394, than apply into the LCM equation.

GCF(84384,84394) = 2
LCM(84384,84394) = ( 84384 × 84394) / 2
LCM(84384,84394) = 7121503296 / 2
LCM(84384,84394) = 3560751648

Least Common Multiple (LCM) of 84384 and 84394 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84384 and 84394. First we will calculate the prime factors of 84384 and 84394.

Prime Factorization of 84384

Prime Factorization of 84394

Now multiplying the highest exponent prime factors to calculate the LCM of 84384 and 84394.

LCM(84384,84394) = 2⁵ × 3² × 293¹ × 42197¹
LCM(84384,84394) = 3560751648