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What is the Least Common Multiple of 13356 and 13369?

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 13356 and 13369 is 178556364.

LCM(13356,13369) = 178556364

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Least Common Multiple of 13356 and 13369 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13356 and 13369, than apply into the LCM equation.

GCF(13356,13369) = 1
LCM(13356,13369) = ( 13356 × 13369) / 1
LCM(13356,13369) = 178556364 / 1
LCM(13356,13369) = 178556364

Least Common Multiple (LCM) of 13356 and 13369 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13356 and 13369. First we will calculate the prime factors of 13356 and 13369.

Prime Factorization of 13356

Prime factors of 13356 are 2, 3, 7, 53. Prime factorization of 13356 in exponential form is:

13356 = 22 × 32 × 71 × 531

Prime Factorization of 13369

Prime factors of 13369 are 29, 461. Prime factorization of 13369 in exponential form is:

13369 = 291 × 4611

Now multiplying the highest exponent prime factors to calculate the LCM of 13356 and 13369.

LCM(13356,13369) = 22 × 32 × 71 × 531 × 291 × 4611
LCM(13356,13369) = 178556364