What is the Least Common Multiple of 82398 and 82418?

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 82398 and 82418 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82398 and 82418, than apply into the LCM equation.

GCF(82398,82418) = 2
LCM(82398,82418) = ( 82398 × 82418) / 2
LCM(82398,82418) = 6791078364 / 2
LCM(82398,82418) = 3395539182

Least Common Multiple (LCM) of 82398 and 82418 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82398 and 82418. First we will calculate the prime factors of 82398 and 82418.

Prime Factorization of 82398

Prime Factorization of 82418

Now multiplying the highest exponent prime factors to calculate the LCM of 82398 and 82418.

LCM(82398,82418) = 2¹ × 3¹ × 31¹ × 443¹ × 7² × 29²
LCM(82398,82418) = 3395539182