What is the Least Common Multiple of 17845 and 17863?

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 17845 and 17863 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17845 and 17863, than apply into the LCM equation.

GCF(17845,17863) = 1
LCM(17845,17863) = ( 17845 × 17863) / 1
LCM(17845,17863) = 318765235 / 1
LCM(17845,17863) = 318765235

Least Common Multiple (LCM) of 17845 and 17863 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17845 and 17863. First we will calculate the prime factors of 17845 and 17863.

Prime Factorization of 17845

Prime Factorization of 17863

Now multiplying the highest exponent prime factors to calculate the LCM of 17845 and 17863.

LCM(17845,17863) = 5¹ × 43¹ × 83¹ × 17863¹
LCM(17845,17863) = 318765235