What is the Least Common Multiple of 66519 and 66537?

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 66519 and 66537 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66519 and 66537, than apply into the LCM equation.

GCF(66519,66537) = 9
LCM(66519,66537) = ( 66519 × 66537) / 9
LCM(66519,66537) = 4425974703 / 9
LCM(66519,66537) = 491774967

Least Common Multiple (LCM) of 66519 and 66537 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66519 and 66537. First we will calculate the prime factors of 66519 and 66537.

Prime Factorization of 66519

Prime Factorization of 66537

Now multiplying the highest exponent prime factors to calculate the LCM of 66519 and 66537.

LCM(66519,66537) = 3² × 19¹ × 389¹ × 7393¹
LCM(66519,66537) = 491774967