What is the Least Common Multiple of 85603 and 85607?

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 85603 and 85607 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85603 and 85607, than apply into the LCM equation.

GCF(85603,85607) = 1
LCM(85603,85607) = ( 85603 × 85607) / 1
LCM(85603,85607) = 7328216021 / 1
LCM(85603,85607) = 7328216021

Least Common Multiple (LCM) of 85603 and 85607 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85603 and 85607. First we will calculate the prime factors of 85603 and 85607.

Prime Factorization of 85603

Prime Factorization of 85607

Now multiplying the highest exponent prime factors to calculate the LCM of 85603 and 85607.

LCM(85603,85607) = 7² × 1747¹ × 85607¹
LCM(85603,85607) = 7328216021