What is the Least Common Multiple of 86784 and 86798?

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 86784 and 86798 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86784 and 86798, than apply into the LCM equation.

GCF(86784,86798) = 2
LCM(86784,86798) = ( 86784 × 86798) / 2
LCM(86784,86798) = 7532677632 / 2
LCM(86784,86798) = 3766338816

Least Common Multiple (LCM) of 86784 and 86798 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86784 and 86798. First we will calculate the prime factors of 86784 and 86798.

Prime Factorization of 86784

Prime Factorization of 86798

Now multiplying the highest exponent prime factors to calculate the LCM of 86784 and 86798.

LCM(86784,86798) = 2⁸ × 3¹ × 113¹ × 43399¹
LCM(86784,86798) = 3766338816