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What is the Least Common Multiple of 13507 and 13520?

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 13507 and 13520 is 14047280.

LCM(13507,13520) = 14047280

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Least Common Multiple of 13507 and 13520 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13507 and 13520, than apply into the LCM equation.

GCF(13507,13520) = 13
LCM(13507,13520) = ( 13507 × 13520) / 13
LCM(13507,13520) = 182614640 / 13
LCM(13507,13520) = 14047280

Least Common Multiple (LCM) of 13507 and 13520 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13507 and 13520. First we will calculate the prime factors of 13507 and 13520.

Prime Factorization of 13507

Prime factors of 13507 are 13, 1039. Prime factorization of 13507 in exponential form is:

13507 = 131 × 10391

Prime Factorization of 13520

Prime factors of 13520 are 2, 5, 13. Prime factorization of 13520 in exponential form is:

13520 = 24 × 51 × 132

Now multiplying the highest exponent prime factors to calculate the LCM of 13507 and 13520.

LCM(13507,13520) = 132 × 10391 × 24 × 51
LCM(13507,13520) = 14047280