What is the Least Common Multiple of 17885 and 17899?

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 17885 and 17899 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17885 and 17899, than apply into the LCM equation.

GCF(17885,17899) = 7
LCM(17885,17899) = ( 17885 × 17899) / 7
LCM(17885,17899) = 320123615 / 7
LCM(17885,17899) = 45731945

Least Common Multiple (LCM) of 17885 and 17899 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17885 and 17899. First we will calculate the prime factors of 17885 and 17899.

Prime Factorization of 17885

Prime Factorization of 17899

Now multiplying the highest exponent prime factors to calculate the LCM of 17885 and 17899.

LCM(17885,17899) = 5¹ × 7² × 73¹ × 2557¹
LCM(17885,17899) = 45731945