What is the Least Common Multiple of 38700 and 38718?

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 38700 and 38718 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38700 and 38718, than apply into the LCM equation.

GCF(38700,38718) = 18
LCM(38700,38718) = ( 38700 × 38718) / 18
LCM(38700,38718) = 1498386600 / 18
LCM(38700,38718) = 83243700

Least Common Multiple (LCM) of 38700 and 38718 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38700 and 38718. First we will calculate the prime factors of 38700 and 38718.

Prime Factorization of 38700

Prime Factorization of 38718

Now multiplying the highest exponent prime factors to calculate the LCM of 38700 and 38718.

LCM(38700,38718) = 2² × 3⁴ × 5² × 43¹ × 239¹
LCM(38700,38718) = 83243700