What is the Least Common Multiple of 9680 and 9686?

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 9680 and 9686 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9680 and 9686, than apply into the LCM equation.

GCF(9680,9686) = 2
LCM(9680,9686) = ( 9680 × 9686) / 2
LCM(9680,9686) = 93760480 / 2
LCM(9680,9686) = 46880240

Least Common Multiple (LCM) of 9680 and 9686 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9680 and 9686. First we will calculate the prime factors of 9680 and 9686.

Prime Factorization of 9680

Prime Factorization of 9686

Now multiplying the highest exponent prime factors to calculate the LCM of 9680 and 9686.

LCM(9680,9686) = 2⁴ × 5¹ × 11² × 29¹ × 167¹
LCM(9680,9686) = 46880240