What is the Least Common Multiple of 12368 and 12381?

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 12368 and 12381 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12368 and 12381, than apply into the LCM equation.

GCF(12368,12381) = 1
LCM(12368,12381) = ( 12368 × 12381) / 1
LCM(12368,12381) = 153128208 / 1
LCM(12368,12381) = 153128208

Least Common Multiple (LCM) of 12368 and 12381 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12368 and 12381. First we will calculate the prime factors of 12368 and 12381.

Prime Factorization of 12368

Prime Factorization of 12381

Now multiplying the highest exponent prime factors to calculate the LCM of 12368 and 12381.

LCM(12368,12381) = 2⁴ × 773¹ × 3¹ × 4127¹
LCM(12368,12381) = 153128208