What is the Least Common Multiple of 1881 and 1893?

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 1881 and 1893 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1881 and 1893, than apply into the LCM equation.

GCF(1881,1893) = 3
LCM(1881,1893) = ( 1881 × 1893) / 3
LCM(1881,1893) = 3560733 / 3
LCM(1881,1893) = 1186911

Least Common Multiple (LCM) of 1881 and 1893 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1881 and 1893. First we will calculate the prime factors of 1881 and 1893.

Prime Factorization of 1881

Prime Factorization of 1893

Now multiplying the highest exponent prime factors to calculate the LCM of 1881 and 1893.

LCM(1881,1893) = 3² × 11¹ × 19¹ × 631¹
LCM(1881,1893) = 1186911