What is the Least Common Multiple of 22368 and 22381?

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 22368 and 22381 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22368 and 22381, than apply into the LCM equation.

GCF(22368,22381) = 1
LCM(22368,22381) = ( 22368 × 22381) / 1
LCM(22368,22381) = 500618208 / 1
LCM(22368,22381) = 500618208

Least Common Multiple (LCM) of 22368 and 22381 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22368 and 22381. First we will calculate the prime factors of 22368 and 22381.

Prime Factorization of 22368

Prime Factorization of 22381

Now multiplying the highest exponent prime factors to calculate the LCM of 22368 and 22381.

LCM(22368,22381) = 2⁵ × 3¹ × 233¹ × 22381¹
LCM(22368,22381) = 500618208