What is the Least Common Multiple of 27801 and 27809?

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 27801 and 27809 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27801 and 27809, than apply into the LCM equation.

GCF(27801,27809) = 1
LCM(27801,27809) = ( 27801 × 27809) / 1
LCM(27801,27809) = 773118009 / 1
LCM(27801,27809) = 773118009

Least Common Multiple (LCM) of 27801 and 27809 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27801 and 27809. First we will calculate the prime factors of 27801 and 27809.

Prime Factorization of 27801

Prime Factorization of 27809

Now multiplying the highest exponent prime factors to calculate the LCM of 27801 and 27809.

LCM(27801,27809) = 3² × 3089¹ × 27809¹
LCM(27801,27809) = 773118009