What is the Least Common Multiple of 1885 and 1895?

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 1885 and 1895 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1885 and 1895, than apply into the LCM equation.

GCF(1885,1895) = 5
LCM(1885,1895) = ( 1885 × 1895) / 5
LCM(1885,1895) = 3572075 / 5
LCM(1885,1895) = 714415

Least Common Multiple (LCM) of 1885 and 1895 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1885 and 1895. First we will calculate the prime factors of 1885 and 1895.

Prime Factorization of 1885

Prime Factorization of 1895

Now multiplying the highest exponent prime factors to calculate the LCM of 1885 and 1895.

LCM(1885,1895) = 5¹ × 13¹ × 29¹ × 379¹
LCM(1885,1895) = 714415