What is the Least Common Multiple of 4523 and 4543?

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 4523 and 4543 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4523 and 4543, than apply into the LCM equation.

GCF(4523,4543) = 1
LCM(4523,4543) = ( 4523 × 4543) / 1
LCM(4523,4543) = 20547989 / 1
LCM(4523,4543) = 20547989

Least Common Multiple (LCM) of 4523 and 4543 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4523 and 4543. First we will calculate the prime factors of 4523 and 4543.

Prime Factorization of 4523

Prime Factorization of 4543

Now multiplying the highest exponent prime factors to calculate the LCM of 4523 and 4543.

LCM(4523,4543) = 4523¹ × 7¹ × 11¹ × 59¹
LCM(4523,4543) = 20547989