What is the Least Common Multiple of 83878 and 83886?

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 83886 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 83886, than apply into the LCM equation.

GCF(83878,83886) = 2
LCM(83878,83886) = ( 83878 × 83886) / 2
LCM(83878,83886) = 7036189908 / 2
LCM(83878,83886) = 3518094954

Least Common Multiple (LCM) of 83878 and 83886 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83878 and 83886. First we will calculate the prime factors of 83878 and 83886.

Prime Factorization of 83878

Prime Factorization of 83886

Now multiplying the highest exponent prime factors to calculate the LCM of 83878 and 83886.

LCM(83878,83886) = 2¹ × 17¹ × 2467¹ × 3¹ × 11¹ × 31¹ × 41¹
LCM(83878,83886) = 3518094954