What is the Least Common Multiple of 89268 and 89280?

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 89268 and 89280 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89268 and 89280, than apply into the LCM equation.

GCF(89268,89280) = 12
LCM(89268,89280) = ( 89268 × 89280) / 12
LCM(89268,89280) = 7969847040 / 12
LCM(89268,89280) = 664153920

Least Common Multiple (LCM) of 89268 and 89280 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89268 and 89280. First we will calculate the prime factors of 89268 and 89280.

Prime Factorization of 89268

Prime Factorization of 89280

Now multiplying the highest exponent prime factors to calculate the LCM of 89268 and 89280.

LCM(89268,89280) = 2⁶ × 3² × 43¹ × 173¹ × 5¹ × 31¹
LCM(89268,89280) = 664153920