What is the Least Common Multiple of 85105 and 85112?

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 85105 and 85112 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85105 and 85112, than apply into the LCM equation.

GCF(85105,85112) = 1
LCM(85105,85112) = ( 85105 × 85112) / 1
LCM(85105,85112) = 7243456760 / 1
LCM(85105,85112) = 7243456760

Least Common Multiple (LCM) of 85105 and 85112 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85105 and 85112. First we will calculate the prime factors of 85105 and 85112.

Prime Factorization of 85105

Prime Factorization of 85112

Now multiplying the highest exponent prime factors to calculate the LCM of 85105 and 85112.

LCM(85105,85112) = 5¹ × 17021¹ × 2³ × 10639¹
LCM(85105,85112) = 7243456760