What is the Least Common Multiple of 4489 and 4507?

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 4489 and 4507 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4489 and 4507, than apply into the LCM equation.

GCF(4489,4507) = 1
LCM(4489,4507) = ( 4489 × 4507) / 1
LCM(4489,4507) = 20231923 / 1
LCM(4489,4507) = 20231923

Least Common Multiple (LCM) of 4489 and 4507 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4489 and 4507. First we will calculate the prime factors of 4489 and 4507.

Prime Factorization of 4489

Prime Factorization of 4507

Now multiplying the highest exponent prime factors to calculate the LCM of 4489 and 4507.

LCM(4489,4507) = 67² × 4507¹
LCM(4489,4507) = 20231923