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What is the Least Common Multiple of 13503 and 13517?

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 13503 and 13517 is 26074293.

LCM(13503,13517) = 26074293

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Least Common Multiple of 13503 and 13517 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13503 and 13517, than apply into the LCM equation.

GCF(13503,13517) = 7
LCM(13503,13517) = ( 13503 × 13517) / 7
LCM(13503,13517) = 182520051 / 7
LCM(13503,13517) = 26074293

Least Common Multiple (LCM) of 13503 and 13517 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13503 and 13517. First we will calculate the prime factors of 13503 and 13517.

Prime Factorization of 13503

Prime factors of 13503 are 3, 7, 643. Prime factorization of 13503 in exponential form is:

13503 = 31 × 71 × 6431

Prime Factorization of 13517

Prime factors of 13517 are 7, 1931. Prime factorization of 13517 in exponential form is:

13517 = 71 × 19311

Now multiplying the highest exponent prime factors to calculate the LCM of 13503 and 13517.

LCM(13503,13517) = 31 × 71 × 6431 × 19311
LCM(13503,13517) = 26074293