What is the Least Common Multiple of 54128 and 54139?

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 54128 and 54139 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54128 and 54139, than apply into the LCM equation.

GCF(54128,54139) = 1
LCM(54128,54139) = ( 54128 × 54139) / 1
LCM(54128,54139) = 2930435792 / 1
LCM(54128,54139) = 2930435792

Least Common Multiple (LCM) of 54128 and 54139 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54128 and 54139. First we will calculate the prime factors of 54128 and 54139.

Prime Factorization of 54128

Prime Factorization of 54139

Now multiplying the highest exponent prime factors to calculate the LCM of 54128 and 54139.

LCM(54128,54139) = 2⁴ × 17¹ × 199¹ × 54139¹
LCM(54128,54139) = 2930435792