What is the Least Common Multiple of 23505 and 23521?

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 23505 and 23521 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 23505 and 23521, than apply into the LCM equation.

GCF(23505,23521) = 1
LCM(23505,23521) = ( 23505 × 23521) / 1
LCM(23505,23521) = 552861105 / 1
LCM(23505,23521) = 552861105

Least Common Multiple (LCM) of 23505 and 23521 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 23505 and 23521. First we will calculate the prime factors of 23505 and 23521.

Prime Factorization of 23505

Prime Factorization of 23521

Now multiplying the highest exponent prime factors to calculate the LCM of 23505 and 23521.

LCM(23505,23521) = 3¹ × 5¹ × 1567¹ × 43¹ × 547¹
LCM(23505,23521) = 552861105