What is the Least Common Multiple of 18531 and 18537?

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 18531 and 18537 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18531 and 18537, than apply into the LCM equation.

GCF(18531,18537) = 3
LCM(18531,18537) = ( 18531 × 18537) / 3
LCM(18531,18537) = 343509147 / 3
LCM(18531,18537) = 114503049

Least Common Multiple (LCM) of 18531 and 18537 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18531 and 18537. First we will calculate the prime factors of 18531 and 18537.

Prime Factorization of 18531

Prime Factorization of 18537

Now multiplying the highest exponent prime factors to calculate the LCM of 18531 and 18537.

LCM(18531,18537) = 3² × 29¹ × 71¹ × 37¹ × 167¹
LCM(18531,18537) = 114503049