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What is the Least Common Multiple of 13485 and 13496?

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 13485 and 13496 is 181993560.

LCM(13485,13496) = 181993560

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Least Common Multiple of 13485 and 13496 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13485 and 13496, than apply into the LCM equation.

GCF(13485,13496) = 1
LCM(13485,13496) = ( 13485 × 13496) / 1
LCM(13485,13496) = 181993560 / 1
LCM(13485,13496) = 181993560

Least Common Multiple (LCM) of 13485 and 13496 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13485 and 13496. First we will calculate the prime factors of 13485 and 13496.

Prime Factorization of 13485

Prime factors of 13485 are 3, 5, 29, 31. Prime factorization of 13485 in exponential form is:

13485 = 31 × 51 × 291 × 311

Prime Factorization of 13496

Prime factors of 13496 are 2, 7, 241. Prime factorization of 13496 in exponential form is:

13496 = 23 × 71 × 2411

Now multiplying the highest exponent prime factors to calculate the LCM of 13485 and 13496.

LCM(13485,13496) = 31 × 51 × 291 × 311 × 23 × 71 × 2411
LCM(13485,13496) = 181993560