What is the Least Common Multiple of 11856 and 11863?

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 11856 and 11863 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11856 and 11863, than apply into the LCM equation.

GCF(11856,11863) = 1
LCM(11856,11863) = ( 11856 × 11863) / 1
LCM(11856,11863) = 140647728 / 1
LCM(11856,11863) = 140647728

Least Common Multiple (LCM) of 11856 and 11863 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11856 and 11863. First we will calculate the prime factors of 11856 and 11863.

Prime Factorization of 11856

Prime Factorization of 11863

Now multiplying the highest exponent prime factors to calculate the LCM of 11856 and 11863.

LCM(11856,11863) = 2⁴ × 3¹ × 13¹ × 19¹ × 11863¹
LCM(11856,11863) = 140647728