What is the Least Common Multiple of 23511 and 23520?

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 23511 and 23520 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 23511 and 23520, than apply into the LCM equation.

GCF(23511,23520) = 3
LCM(23511,23520) = ( 23511 × 23520) / 3
LCM(23511,23520) = 552978720 / 3
LCM(23511,23520) = 184326240

Least Common Multiple (LCM) of 23511 and 23520 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 23511 and 23520. First we will calculate the prime factors of 23511 and 23520.

Prime Factorization of 23511

Prime Factorization of 23520

Now multiplying the highest exponent prime factors to calculate the LCM of 23511 and 23520.

LCM(23511,23520) = 3¹ × 17¹ × 461¹ × 2⁵ × 5¹ × 7²
LCM(23511,23520) = 184326240