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What is the Least Common Multiple of 13563 and 13568?

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 13563 and 13568 is 184022784.

LCM(13563,13568) = 184022784

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Least Common Multiple of 13563 and 13568 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13563 and 13568, than apply into the LCM equation.

GCF(13563,13568) = 1
LCM(13563,13568) = ( 13563 × 13568) / 1
LCM(13563,13568) = 184022784 / 1
LCM(13563,13568) = 184022784

Least Common Multiple (LCM) of 13563 and 13568 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13563 and 13568. First we will calculate the prime factors of 13563 and 13568.

Prime Factorization of 13563

Prime factors of 13563 are 3, 11, 137. Prime factorization of 13563 in exponential form is:

13563 = 32 × 111 × 1371

Prime Factorization of 13568

Prime factors of 13568 are 2, 53. Prime factorization of 13568 in exponential form is:

13568 = 28 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 13563 and 13568.

LCM(13563,13568) = 32 × 111 × 1371 × 28 × 531
LCM(13563,13568) = 184022784