What is the Least Common Multiple of 66503 and 66511?

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 66503 and 66511 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66503 and 66511, than apply into the LCM equation.

GCF(66503,66511) = 1
LCM(66503,66511) = ( 66503 × 66511) / 1
LCM(66503,66511) = 4423181033 / 1
LCM(66503,66511) = 4423181033

Least Common Multiple (LCM) of 66503 and 66511 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66503 and 66511. First we will calculate the prime factors of 66503 and 66511.

Prime Factorization of 66503

Prime Factorization of 66511

Now multiplying the highest exponent prime factors to calculate the LCM of 66503 and 66511.

LCM(66503,66511) = 73¹ × 911¹ × 227¹ × 293¹
LCM(66503,66511) = 4423181033