What is the Least Common Multiple of 96800 and 96820?

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 96800 and 96820 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 96800 and 96820, than apply into the LCM equation.

GCF(96800,96820) = 20
LCM(96800,96820) = ( 96800 × 96820) / 20
LCM(96800,96820) = 9372176000 / 20
LCM(96800,96820) = 468608800

Least Common Multiple (LCM) of 96800 and 96820 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 96800 and 96820. First we will calculate the prime factors of 96800 and 96820.

Prime Factorization of 96800

Prime Factorization of 96820

Now multiplying the highest exponent prime factors to calculate the LCM of 96800 and 96820.

LCM(96800,96820) = 2⁵ × 5² × 11² × 47¹ × 103¹
LCM(96800,96820) = 468608800