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What is the Least Common Multiple of 72487 and 72504?

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 (LCM) of 72487 and 72504 is 5255597448.

LCM(72487,72504) = 5255597448

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Least Common Multiple of 72487 and 72504 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72487 and 72504, than apply into the LCM equation.

GCF(72487,72504) = 1
LCM(72487,72504) = ( 72487 × 72504) / 1
LCM(72487,72504) = 5255597448 / 1
LCM(72487,72504) = 5255597448

Least Common Multiple (LCM) of 72487 and 72504 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72487 and 72504. First we will calculate the prime factors of 72487 and 72504.

Prime Factorization of 72487

Prime factors of 72487 are 173, 419. Prime factorization of 72487 in exponential form is:

72487 = 1731 × 4191

Prime Factorization of 72504

Prime factors of 72504 are 2, 3, 19, 53. Prime factorization of 72504 in exponential form is:

72504 = 23 × 32 × 191 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 72487 and 72504.

LCM(72487,72504) = 1731 × 4191 × 23 × 32 × 191 × 531
LCM(72487,72504) = 5255597448