What is the Least Common Multiple of 86764 and 86768?

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 86764 and 86768 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86764 and 86768, than apply into the LCM equation.

GCF(86764,86768) = 4
LCM(86764,86768) = ( 86764 × 86768) / 4
LCM(86764,86768) = 7528338752 / 4
LCM(86764,86768) = 1882084688

Least Common Multiple (LCM) of 86764 and 86768 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86764 and 86768. First we will calculate the prime factors of 86764 and 86768.

Prime Factorization of 86764

Prime Factorization of 86768

Now multiplying the highest exponent prime factors to calculate the LCM of 86764 and 86768.

LCM(86764,86768) = 2⁴ × 109¹ × 199¹ × 11¹ × 17¹ × 29¹
LCM(86764,86768) = 1882084688