What is the Least Common Multiple of 78338 and 78344?

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 78338 and 78344 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78338 and 78344, than apply into the LCM equation.

GCF(78338,78344) = 2
LCM(78338,78344) = ( 78338 × 78344) / 2
LCM(78338,78344) = 6137312272 / 2
LCM(78338,78344) = 3068656136

Least Common Multiple (LCM) of 78338 and 78344 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78338 and 78344. First we will calculate the prime factors of 78338 and 78344.

Prime Factorization of 78338

Prime Factorization of 78344

Now multiplying the highest exponent prime factors to calculate the LCM of 78338 and 78344.

LCM(78338,78344) = 2³ × 13¹ × 23¹ × 131¹ × 7¹ × 1399¹
LCM(78338,78344) = 3068656136