What is the Least Common Multiple of 55509 and 55515?

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 55509 and 55515 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55509 and 55515, than apply into the LCM equation.

GCF(55509,55515) = 3
LCM(55509,55515) = ( 55509 × 55515) / 3
LCM(55509,55515) = 3081582135 / 3
LCM(55509,55515) = 1027194045

Least Common Multiple (LCM) of 55509 and 55515 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55509 and 55515. First we will calculate the prime factors of 55509 and 55515.

Prime Factorization of 55509

Prime Factorization of 55515

Now multiplying the highest exponent prime factors to calculate the LCM of 55509 and 55515.

LCM(55509,55515) = 3¹ × 18503¹ × 5¹ × 3701¹
LCM(55509,55515) = 1027194045