What is the Least Common Multiple of 12856 and 12874?

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 12856 and 12874 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12856 and 12874, than apply into the LCM equation.

GCF(12856,12874) = 2
LCM(12856,12874) = ( 12856 × 12874) / 2
LCM(12856,12874) = 165508144 / 2
LCM(12856,12874) = 82754072

Least Common Multiple (LCM) of 12856 and 12874 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12856 and 12874. First we will calculate the prime factors of 12856 and 12874.

Prime Factorization of 12856

Prime Factorization of 12874

Now multiplying the highest exponent prime factors to calculate the LCM of 12856 and 12874.

LCM(12856,12874) = 2³ × 1607¹ × 41¹ × 157¹
LCM(12856,12874) = 82754072