What is the Least Common Multiple of 51838 and 51842?

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 51838 and 51842 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51838 and 51842, than apply into the LCM equation.

GCF(51838,51842) = 2
LCM(51838,51842) = ( 51838 × 51842) / 2
LCM(51838,51842) = 2687385596 / 2
LCM(51838,51842) = 1343692798

Least Common Multiple (LCM) of 51838 and 51842 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51838 and 51842. First we will calculate the prime factors of 51838 and 51842.

Prime Factorization of 51838

Prime Factorization of 51842

Now multiplying the highest exponent prime factors to calculate the LCM of 51838 and 51842.

LCM(51838,51842) = 2¹ × 25919¹ × 7² × 23²
LCM(51838,51842) = 1343692798