What is the Least Common Multiple of 10842 and 10858?

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 10842 and 10858 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10842 and 10858, than apply into the LCM equation.

GCF(10842,10858) = 2
LCM(10842,10858) = ( 10842 × 10858) / 2
LCM(10842,10858) = 117722436 / 2
LCM(10842,10858) = 58861218

Least Common Multiple (LCM) of 10842 and 10858 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10842 and 10858. First we will calculate the prime factors of 10842 and 10858.

Prime Factorization of 10842

Prime Factorization of 10858

Now multiplying the highest exponent prime factors to calculate the LCM of 10842 and 10858.

LCM(10842,10858) = 2¹ × 3¹ × 13¹ × 139¹ × 61¹ × 89¹
LCM(10842,10858) = 58861218