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What is the Least Common Multiple of 15582 and 15592?

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 15582 and 15592 is 121477272.

LCM(15582,15592) = 121477272

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Least Common Multiple of 15582 and 15592 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15582 and 15592, than apply into the LCM equation.

GCF(15582,15592) = 2
LCM(15582,15592) = ( 15582 × 15592) / 2
LCM(15582,15592) = 242954544 / 2
LCM(15582,15592) = 121477272

Least Common Multiple (LCM) of 15582 and 15592 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15582 and 15592. First we will calculate the prime factors of 15582 and 15592.

Prime Factorization of 15582

Prime factors of 15582 are 2, 3, 7, 53. Prime factorization of 15582 in exponential form is:

15582 = 21 × 31 × 72 × 531

Prime Factorization of 15592

Prime factors of 15592 are 2, 1949. Prime factorization of 15592 in exponential form is:

15592 = 23 × 19491

Now multiplying the highest exponent prime factors to calculate the LCM of 15582 and 15592.

LCM(15582,15592) = 23 × 31 × 72 × 531 × 19491
LCM(15582,15592) = 121477272