What is the Least Common Multiple of 38378 and 38391?

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 38378 and 38391 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38378 and 38391, than apply into the LCM equation.

GCF(38378,38391) = 1
LCM(38378,38391) = ( 38378 × 38391) / 1
LCM(38378,38391) = 1473369798 / 1
LCM(38378,38391) = 1473369798

Least Common Multiple (LCM) of 38378 and 38391 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38378 and 38391. First we will calculate the prime factors of 38378 and 38391.

Prime Factorization of 38378

Prime Factorization of 38391

Now multiplying the highest exponent prime factors to calculate the LCM of 38378 and 38391.

LCM(38378,38391) = 2¹ × 31¹ × 619¹ × 3¹ × 67¹ × 191¹
LCM(38378,38391) = 1473369798