What is the Least Common Multiple of 85902 and 85906?

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 85902 and 85906 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85902 and 85906, than apply into the LCM equation.

GCF(85902,85906) = 2
LCM(85902,85906) = ( 85902 × 85906) / 2
LCM(85902,85906) = 7379497212 / 2
LCM(85902,85906) = 3689748606

Least Common Multiple (LCM) of 85902 and 85906 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85902 and 85906. First we will calculate the prime factors of 85902 and 85906.

Prime Factorization of 85902

Prime Factorization of 85906

Now multiplying the highest exponent prime factors to calculate the LCM of 85902 and 85906.

LCM(85902,85906) = 2¹ × 3¹ × 103¹ × 139¹ × 42953¹
LCM(85902,85906) = 3689748606