What is the Least Common Multiple of 38386 and 38390?

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 38386 and 38390 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38386 and 38390, than apply into the LCM equation.

GCF(38386,38390) = 2
LCM(38386,38390) = ( 38386 × 38390) / 2
LCM(38386,38390) = 1473638540 / 2
LCM(38386,38390) = 736819270

Least Common Multiple (LCM) of 38386 and 38390 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38386 and 38390. First we will calculate the prime factors of 38386 and 38390.

Prime Factorization of 38386

Prime Factorization of 38390

Now multiplying the highest exponent prime factors to calculate the LCM of 38386 and 38390.

LCM(38386,38390) = 2¹ × 17¹ × 1129¹ × 5¹ × 11¹ × 349¹
LCM(38386,38390) = 736819270