What is the Least Common Multiple of 85906 and 85912?

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 85906 and 85912 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85906 and 85912, than apply into the LCM equation.

GCF(85906,85912) = 2
LCM(85906,85912) = ( 85906 × 85912) / 2
LCM(85906,85912) = 7380356272 / 2
LCM(85906,85912) = 3690178136

Least Common Multiple (LCM) of 85906 and 85912 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85906 and 85912. First we will calculate the prime factors of 85906 and 85912.

Prime Factorization of 85906

Prime Factorization of 85912

Now multiplying the highest exponent prime factors to calculate the LCM of 85906 and 85912.

LCM(85906,85912) = 2³ × 42953¹ × 10739¹
LCM(85906,85912) = 3690178136