What is the Least Common Multiple of 81843 and 81849?

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 81843 and 81849 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 81843 and 81849, than apply into the LCM equation.

GCF(81843,81849) = 3
LCM(81843,81849) = ( 81843 × 81849) / 3
LCM(81843,81849) = 6698767707 / 3
LCM(81843,81849) = 2232922569

Least Common Multiple (LCM) of 81843 and 81849 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 81843 and 81849. First we will calculate the prime factors of 81843 and 81849.

Prime Factorization of 81843

Prime Factorization of 81849

Now multiplying the highest exponent prime factors to calculate the LCM of 81843 and 81849.

LCM(81843,81849) = 3¹ × 27281¹ × 27283¹
LCM(81843,81849) = 2232922569