What is the Least Common Multiple of 99220 and 99240?

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 99220 and 99240 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 99220 and 99240, than apply into the LCM equation.

GCF(99220,99240) = 20
LCM(99220,99240) = ( 99220 × 99240) / 20
LCM(99220,99240) = 9846592800 / 20
LCM(99220,99240) = 492329640

Least Common Multiple (LCM) of 99220 and 99240 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 99220 and 99240. First we will calculate the prime factors of 99220 and 99240.

Prime Factorization of 99220

Prime Factorization of 99240

Now multiplying the highest exponent prime factors to calculate the LCM of 99220 and 99240.

LCM(99220,99240) = 2³ × 5¹ × 11² × 41¹ × 3¹ × 827¹
LCM(99220,99240) = 492329640