What is the Least Common Multiple of 38470 and 38474?

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 38470 and 38474 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38470 and 38474, than apply into the LCM equation.

GCF(38470,38474) = 2
LCM(38470,38474) = ( 38470 × 38474) / 2
LCM(38470,38474) = 1480094780 / 2
LCM(38470,38474) = 740047390

Least Common Multiple (LCM) of 38470 and 38474 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38470 and 38474. First we will calculate the prime factors of 38470 and 38474.

Prime Factorization of 38470

Prime Factorization of 38474

Now multiplying the highest exponent prime factors to calculate the LCM of 38470 and 38474.

LCM(38470,38474) = 2¹ × 5¹ × 3847¹ × 19237¹
LCM(38470,38474) = 740047390