What is the Least Common Multiple of 85809 and 85813?

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 85809 and 85813 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85809 and 85813, than apply into the LCM equation.

GCF(85809,85813) = 1
LCM(85809,85813) = ( 85809 × 85813) / 1
LCM(85809,85813) = 7363527717 / 1
LCM(85809,85813) = 7363527717

Least Common Multiple (LCM) of 85809 and 85813 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85809 and 85813. First we will calculate the prime factors of 85809 and 85813.

Prime Factorization of 85809

Prime Factorization of 85813

Now multiplying the highest exponent prime factors to calculate the LCM of 85809 and 85813.

LCM(85809,85813) = 3¹ × 28603¹ × 7¹ × 13¹ × 23¹ × 41¹
LCM(85809,85813) = 7363527717