What is the Least Common Multiple of 90491 and 90503?

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 90491 and 90503 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90491 and 90503, than apply into the LCM equation.

GCF(90491,90503) = 1
LCM(90491,90503) = ( 90491 × 90503) / 1
LCM(90491,90503) = 8189706973 / 1
LCM(90491,90503) = 8189706973

Least Common Multiple (LCM) of 90491 and 90503 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90491 and 90503. First we will calculate the prime factors of 90491 and 90503.

Prime Factorization of 90491

Prime Factorization of 90503

Now multiplying the highest exponent prime factors to calculate the LCM of 90491 and 90503.

LCM(90491,90503) = 17¹ × 5323¹ × 7² × 1847¹
LCM(90491,90503) = 8189706973