What is the Least Common Multiple of 4538 and 4547?

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 4538 and 4547 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4538 and 4547, than apply into the LCM equation.

GCF(4538,4547) = 1
LCM(4538,4547) = ( 4538 × 4547) / 1
LCM(4538,4547) = 20634286 / 1
LCM(4538,4547) = 20634286

Least Common Multiple (LCM) of 4538 and 4547 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4538 and 4547. First we will calculate the prime factors of 4538 and 4547.

Prime Factorization of 4538

Prime Factorization of 4547

Now multiplying the highest exponent prime factors to calculate the LCM of 4538 and 4547.

LCM(4538,4547) = 2¹ × 2269¹ × 4547¹
LCM(4538,4547) = 20634286