What is the Least Common Multiple of 1857 and 1877?

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 1857 and 1877 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1857 and 1877, than apply into the LCM equation.

GCF(1857,1877) = 1
LCM(1857,1877) = ( 1857 × 1877) / 1
LCM(1857,1877) = 3485589 / 1
LCM(1857,1877) = 3485589

Least Common Multiple (LCM) of 1857 and 1877 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1857 and 1877. First we will calculate the prime factors of 1857 and 1877.

Prime Factorization of 1857

Prime Factorization of 1877

Now multiplying the highest exponent prime factors to calculate the LCM of 1857 and 1877.

LCM(1857,1877) = 3¹ × 619¹ × 1877¹
LCM(1857,1877) = 3485589