What is the Least Common Multiple of 22518 and 22528?

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 22518 and 22528 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22518 and 22528, than apply into the LCM equation.

GCF(22518,22528) = 2
LCM(22518,22528) = ( 22518 × 22528) / 2
LCM(22518,22528) = 507285504 / 2
LCM(22518,22528) = 253642752

Least Common Multiple (LCM) of 22518 and 22528 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22518 and 22528. First we will calculate the prime factors of 22518 and 22528.

Prime Factorization of 22518

Prime Factorization of 22528

Now multiplying the highest exponent prime factors to calculate the LCM of 22518 and 22528.

LCM(22518,22528) = 2¹¹ × 3⁴ × 139¹ × 11¹
LCM(22518,22528) = 253642752