What is the Least Common Multiple of 83878 and 83898?

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 83878 and 83898 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83878 and 83898, than apply into the LCM equation.

GCF(83878,83898) = 2
LCM(83878,83898) = ( 83878 × 83898) / 2
LCM(83878,83898) = 7037196444 / 2
LCM(83878,83898) = 3518598222

Least Common Multiple (LCM) of 83878 and 83898 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83878 and 83898. First we will calculate the prime factors of 83878 and 83898.

Prime Factorization of 83878

Prime Factorization of 83898

Now multiplying the highest exponent prime factors to calculate the LCM of 83878 and 83898.

LCM(83878,83898) = 2¹ × 17¹ × 2467¹ × 3² × 59¹ × 79¹
LCM(83878,83898) = 3518598222