What is the Least Common Multiple of 15583 and 15601?

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 15583 and 15601 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15583 and 15601, than apply into the LCM equation.

GCF(15583,15601) = 1
LCM(15583,15601) = ( 15583 × 15601) / 1
LCM(15583,15601) = 243110383 / 1
LCM(15583,15601) = 243110383

Least Common Multiple (LCM) of 15583 and 15601 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15583 and 15601. First we will calculate the prime factors of 15583 and 15601.

Prime Factorization of 15583

Prime Factorization of 15601

Now multiplying the highest exponent prime factors to calculate the LCM of 15583 and 15601.

LCM(15583,15601) = 15583¹ × 15601¹
LCM(15583,15601) = 243110383