What is the Least Common Multiple of 54628 and 54638?

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 54628 and 54638 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54628 and 54638, than apply into the LCM equation.

GCF(54628,54638) = 2
LCM(54628,54638) = ( 54628 × 54638) / 2
LCM(54628,54638) = 2984764664 / 2
LCM(54628,54638) = 1492382332

Least Common Multiple (LCM) of 54628 and 54638 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54628 and 54638. First we will calculate the prime factors of 54628 and 54638.

Prime Factorization of 54628

Prime Factorization of 54638

Now multiplying the highest exponent prime factors to calculate the LCM of 54628 and 54638.

LCM(54628,54638) = 2² × 7¹ × 1951¹ × 17¹ × 1607¹
LCM(54628,54638) = 1492382332