What is the Least Common Multiple of 68878 and 68886?

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 68878 and 68886 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68878 and 68886, than apply into the LCM equation.

GCF(68878,68886) = 2
LCM(68878,68886) = ( 68878 × 68886) / 2
LCM(68878,68886) = 4744729908 / 2
LCM(68878,68886) = 2372364954

Least Common Multiple (LCM) of 68878 and 68886 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68878 and 68886. First we will calculate the prime factors of 68878 and 68886.

Prime Factorization of 68878

Prime Factorization of 68886

Now multiplying the highest exponent prime factors to calculate the LCM of 68878 and 68886.

LCM(68878,68886) = 2¹ × 34439¹ × 3² × 43¹ × 89¹
LCM(68878,68886) = 2372364954