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What is the Least Common Multiple of 15534 and 15544?

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 15534 and 15544 is 120730248.

LCM(15534,15544) = 120730248

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Least Common Multiple of 15534 and 15544 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15534 and 15544, than apply into the LCM equation.

GCF(15534,15544) = 2
LCM(15534,15544) = ( 15534 × 15544) / 2
LCM(15534,15544) = 241460496 / 2
LCM(15534,15544) = 120730248

Least Common Multiple (LCM) of 15534 and 15544 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15534 and 15544. First we will calculate the prime factors of 15534 and 15544.

Prime Factorization of 15534

Prime factors of 15534 are 2, 3, 863. Prime factorization of 15534 in exponential form is:

15534 = 21 × 32 × 8631

Prime Factorization of 15544

Prime factors of 15544 are 2, 29, 67. Prime factorization of 15544 in exponential form is:

15544 = 23 × 291 × 671

Now multiplying the highest exponent prime factors to calculate the LCM of 15534 and 15544.

LCM(15534,15544) = 23 × 32 × 8631 × 291 × 671
LCM(15534,15544) = 120730248