What is the Least Common Multiple of 38616 and 38631?

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 38616 and 38631 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38616 and 38631, than apply into the LCM equation.

GCF(38616,38631) = 3
LCM(38616,38631) = ( 38616 × 38631) / 3
LCM(38616,38631) = 1491774696 / 3
LCM(38616,38631) = 497258232

Least Common Multiple (LCM) of 38616 and 38631 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38616 and 38631. First we will calculate the prime factors of 38616 and 38631.

Prime Factorization of 38616

Prime Factorization of 38631

Now multiplying the highest exponent prime factors to calculate the LCM of 38616 and 38631.

LCM(38616,38631) = 2³ × 3¹ × 1609¹ × 79¹ × 163¹
LCM(38616,38631) = 497258232