What is the Least Common Multiple of 13585 and 13604?

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 13585 and 13604 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13585 and 13604, than apply into the LCM equation.

GCF(13585,13604) = 19
LCM(13585,13604) = ( 13585 × 13604) / 19
LCM(13585,13604) = 184810340 / 19
LCM(13585,13604) = 9726860

Least Common Multiple (LCM) of 13585 and 13604 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13585 and 13604. First we will calculate the prime factors of 13585 and 13604.

Prime Factorization of 13585

Prime Factorization of 13604

Now multiplying the highest exponent prime factors to calculate the LCM of 13585 and 13604.

LCM(13585,13604) = 5¹ × 11¹ × 13¹ × 19¹ × 2² × 179¹
LCM(13585,13604) = 9726860