What is the Least Common Multiple of 74838 and 74854?

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 74838 and 74854 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74838 and 74854, than apply into the LCM equation.

GCF(74838,74854) = 2
LCM(74838,74854) = ( 74838 × 74854) / 2
LCM(74838,74854) = 5601923652 / 2
LCM(74838,74854) = 2800961826

Least Common Multiple (LCM) of 74838 and 74854 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74838 and 74854. First we will calculate the prime factors of 74838 and 74854.

Prime Factorization of 74838

Prime Factorization of 74854

Now multiplying the highest exponent prime factors to calculate the LCM of 74838 and 74854.

LCM(74838,74854) = 2¹ × 3¹ × 12473¹ × 13¹ × 2879¹
LCM(74838,74854) = 2800961826