What is the Least Common Multiple of 68356 and 68368?

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 68356 and 68368 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68356 and 68368, than apply into the LCM equation.

GCF(68356,68368) = 4
LCM(68356,68368) = ( 68356 × 68368) / 4
LCM(68356,68368) = 4673363008 / 4
LCM(68356,68368) = 1168340752

Least Common Multiple (LCM) of 68356 and 68368 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68356 and 68368. First we will calculate the prime factors of 68356 and 68368.

Prime Factorization of 68356

Prime Factorization of 68368

Now multiplying the highest exponent prime factors to calculate the LCM of 68356 and 68368.

LCM(68356,68368) = 2⁴ × 23¹ × 743¹ × 4273¹
LCM(68356,68368) = 1168340752